Osaki Trion Flex Duo 4D+3D Massage Chair

Osaki Trion Flex Duo 4D+3D Massage Chair

Name: Osaki Trion Flex Duo 4D+3D Massage Chair
Brand: Osaki
SKU: OSAKI-TRION-BL
Price: 9999.0 USD
Availability: InStock

by Osaki

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Osaki | Trion Flex Duo 4D+3D

Osaki Trion Flex Duo 4D+3D Massage Chair

The Osaki Trion Flex Duo 4D+3D Massage Chair carries two roller units on one track, so one works your back while the other works your glutes and hamstrings. The upper unit is 4D and the lower one is 3D, a pairing sold as Duo Mech. Contact reaches further from there. Three arm rollers sit in each armrest, and three rollers sit under each foot with heat running through the middle ones. Fifty air cells wrap everything in between. A walking mechanism, a scissor action, steps your lower body through the program. In this dual-mechanism group, only the Trion carries arm rollers and a walking mechanism.

Each unit holds its ground for the length of the program, so neither leaves one area to reach the other. The counterweight to all of that hardware is size, and it shows up first in the delivery. The Trion Flex Duo weighs 359.4 lb and measures 33.0 in. wide by 71.0 in. long upright. It arrives in three boxes weighing 269 lb, 65 lb and 88.2 lb, on a booked freight delivery, with a route walked through the house. Once it is in place it needs 9.5 in. of clearance behind it for a full recline. It holds two stages of zero gravity, which means the recline lifts your knees above your heart. It takes a user up to 270 lb across a 21 in. seat. Carbon fiber heat runs at your lumbar and your calves, and twelve auto programs sit over six massage styles. The self-adaptive SL-Flex track keeps extending as the backrest goes down, so the stretch through your back carries on into the recline. The Trion Flex Duo comes in Black, Brown and Taupe.

Walking scissor mechanism 3 arm rollers each side 3 foot rollers per foot, heated 50 air cells

Osaki Trion Flex Duo 4D+3D dual mechanism massage chair in a living room setting

Inside the chair

How it works

Contact points define the Trion Flex Duo, from three arm rollers on each side to three heated rollers under each foot, and its 359.4 lb arrives in three boxes on a booked freight delivery.

A Scissor Action Under the Seat

A scissor-action mechanism under the seat moves your legs through a stepping motion while the back rollers work. Osaki call it walking technology, and as the mechanism cycles your lower back, glutes, hamstrings and knees open and close with it. It is the one system on this chair that moves you: everything else presses on you, and the walking mechanism runs on top of them all.

Scissor action

Three Arm Rollers on Each Side

Arm massage on most chairs is airbags alone: squeeze, hold, release. The Trion Flex Duo puts three active rollers in each armrest and runs them alongside the air compression. Your arm gets a rolling motion down its length as well as a squeeze around it. Six rollers across the chair, three under each forearm, working while the back mechanisms run.

3 per side

Heated Foot Rollers

Three acupuncture-style rollers sit under each foot and work from your heel to the ball, mimicking the movement of a hand. The middle rollers are heated across three levels, so warmth arrives at your arch where the roller is already working. Carbon fiber heat also runs at your lumbar and your calves, which makes three separately heated zones on the chair.

3 heat levels

The Largest Box Weighs 269 lb

The chair weighs 359.4 lb assembled and ships in three boxes of 269 lb, 65 lb and 88.2 lb. The largest is 33.5 in. by 65.0 in. by 34.5 in. Door clearance is 30.0 in., and the assembled chair stands 33.0 in. wide. Your doorway and your tightest turn are the two measurements that matter, and it comes on a freight delivery, since the largest of the three boxes weighs 269 lb on its own.

269 + 65 + 88.2 lb

The build

Specifications

Every feature on the Trion Flex Duo is standard, from 50 air cells and twelve auto programs to carbon fiber heat at the lumbar and the calves.

Walking scissor mechanism

Lower back, glutes, hamstrings, knees

4D and 3D mechanisms

Duo Mech, back and lower body

3 arm rollers per side

Rolling plus air compression

3 foot rollers under each foot

Middle rollers heated, three levels

50 air cells

Full body compression

Carbon fiber heat

Lumbar and calves

12 auto programs

Over 6 massage styles

Footrest extends 6 in.

Automatic, from the remote

Closer look

How to use it

Programs

SORA Mode and Its Eight Named Programs

Twelve auto programs run over six massage styles, and inside that library sits SORA mode, a set of eight programs with names of their own. The names tell you where each one aims: Core Comfort, Hamstring Harmony, Hip Sculptor, Cyclists Bliss, Twist and Thrive, Dynamic Flex and Thigh Revival among them. Most of the eight point at your lower body, which fits a chair whose walking mechanism and arm rollers are the reason to buy it.

12 auto programs over 6 massage styles
SORA mode: 8 individually named programs
Core Comfort, Hamstring Harmony, Hip Sculptor
Cyclists Bliss, Twist and Thrive, Dynamic Flex, Thigh Revival
Body scan technology reads your back before each session to place the rollers

12 auto programs 6 massage styles 8 SORA programs

Osaki Trion Flex Duo 4D+3D massage chair legrest and foot rollers, detail view

Legs and feet

Two Legrests That Move Independently of Each Other

Most chairs carry one legrest that both legs share, so both feet get the same treatment at the same angle. The Trion Flex Duo splits that into two leg rests that adjust independently of each other, and the foot massage follows each leg position and movement separately. The footrest extends automatically up to 6 in. to meet your height. The three heated rollers under each foot work from your heel to the ball, with carbon fiber heat in the calf panel.

Independently adjustable leg rests, one per leg
Foot massage follows each leg position and movement
Automatic foot extension up to 6 in.
Three acupuncture foot rollers per foot, heel to ball
Middle rollers heated across three levels
Carbon fiber heat at the calves

Independent leg rests 6 in. extension Heated rollers

Controls

Heating and Zero Gravity One Press Away

The touchscreen remote is your way into all twelve programs and the six styles under them. Beside it, a side shortcut panel puts heating, volume, zero gravity and the back and legrest adjustments one press away while you are lying back. Smart voice control covers the same functions hands-free through preset commands. A wireless charging surface takes your phone without a cable, a USB port handles everything else, and Bluetooth speakers run the audio.

Touchscreen remote for all programs and settings
Quick shortcut panel: heating, volume, zero gravity, back and legrest
Smart voice control through preset commands
Wireless phone charging surface
USB charging port
Bluetooth speakers

Touchscreen remote Voice control Wireless charging

Compare

How it compares

Each chair in this group carries a second roller unit for the lower body, and the Trion Flex Duo stacks arm rollers, heated foot rollers and a walking mechanism on top of that pairing, at 359.4 lb.

Osaki Manhattan Duo Mech 4D

The entry point to the flagship dual-mech group, running 4D plus 3D with an AI health monitor and quiet-running mechanism.

4D + 3D dual mech 16 auto programs AI health monitor Quiet technology

Shop the Osaki Manhattan Duo Mech 4D

Osaki 4D Orion Duo Mech

Puts the dual mechanism on an SL-Flex track with fifty-eight air cells and micro space-saving, so it sits close to the wall.

4D + 3D dual mech 58 air cells SL-Flex track 280 lb capacity

Shop the Osaki 4D Orion Duo Mech

You're Here

Osaki Trion Flex Duo 4D+3D

Adds three arm rollers and heated foot rollers to the dual mechanism, with a walking motion through the lower body.

4D + 3D dual mech 3 arm rollers 50 air cells Heated foot rollers

Currently viewing

Osaki Grand Duo 4D+4D

The only chair running two full 4D mechanisms at once, with sixty-two air cells and a three-stage zero gravity recline.

Dual 4D mech 62 air cells 41 auto programs 3-stage zero gravity

Shop the Osaki Grand Duo 4D+4D

Osaki Ai Apex Duo 5D+4D

The top of the Osaki line, with a 5D upper mechanism and the largest auto-program library of any chair here.

5D + 4D dual mech 62 air cells 46 auto programs 1 in. wall clearance

Shop the Osaki Ai Apex Duo 5D+4D

Questions

Frequently asked questions

Two roller mechanisms, a 4D and a 3D, working at the same time across your entire back and lower body. One set of rollers never has to leave your spine to reach your glutes, because a second mechanism is already there. Osaki call the pairing Duo Mech 4D+3D, and it is the platform the whole flagship group is built on. Whether a dual mechanism is worth the money comes down to how much of the session you want spent on your lower body. On a single mechanism chair the glutes, hamstrings and lower back share track time with your shoulders. Here they get a mechanism of their own for the full run.

Three active rollers on each side, six across the chair. They run alongside the arm air cells, so your forearm gets a rolling motion down its length as well as a squeeze around it. Most massage chairs at any price give the arms airbags alone, which is a squeeze and a release with nothing traveling along the limb.

Three acupuncture-style rollers under each foot, working from your heel to the ball and mimicking the movement of a hand. The middle rollers carry three levels of heat. Carbon fiber heating also covers your lumbar and your calves.

A scissor-action mechanism that moves your legs through a stepping motion while the back rollers run. Your lower back, glutes, hamstrings and knees travel through a stretch as it cycles. It runs while the 4D and 3D mechanisms are working your back, so the stretch and the roller work happen inside the same program.

12 auto programs over 6 massage styles. Inside that library sits SORA mode, eight individually named programs aimed mostly at the lower body: Core Comfort, Hamstring Harmony, Hip Sculptor, Cyclists Bliss, Twist and Thrive, Dynamic Flex and Thigh Revival among them.

The chair weighs 359.4 lb assembled and arrives in three boxes: 269 lb, 65 lb and 88.2 lb. The largest box measures 33.5 in. by 65.0 in. by 34.5 in. At that weight and size it moves as a freight delivery on a liftgate truck, so plan the route into the room and clear the turns before the truck arrives.

Measure first: door clearance is 30.0 in. and the assembled chair stands 33.0 in. wide, so the tight spots are your narrowest doorway and your sharpest turn. Take both measurements and call us, and we will talk the route through with you.

9.5 in. Space-saving technology is the design that slides the frame forward as the backrest drops, so a full recline needs only 9.5 inches behind the chair. Upright it occupies 33.0 in. by 71.0 in. by 47.5 in. Reclined it is 33.0 in. by 79.0 in. by 34.0 in.

Two stages. Both spread your weight across the frame, and the second is the deeper of the two. The self-adaptive SL-Flex track carries on extending as the backrest drops, so your back stays under a stretch through the whole recline.

270 lb. Inside, the shoulder width is 22 in. and the seat width is 21 in. Those are the numbers that set the size of the cabin, and a weight rating says nothing about either. Take a tape to yourself at both points and hold what you get against them. The body scan runs at the start of every session and moves the roller line to whoever is sitting down. That keeps the chair workable in a household where two people of different builds share it.

Up to 6 in., automatically, to meet different heights and body types. The two leg rests also adjust independently of each other, so the foot massage follows each leg position separately.

Built-in sensors read heart rate, blood oxygen, microcirculation, heart rate variability and a fatigue index, and the chair picks its session settings from those readings. It is a program-selection feature. The Trion Flex Duo is a consumer massage chair and not a medical device.

A touchscreen remote, and quick shortcut panels covering heating, volume, zero gravity and the back and legrest. Then smart voice control, a wireless phone charging surface, a USB charging port and Bluetooth speakers. The chair comes in Black, Brown and Taupe.

Mechanism: 4D + 3D Duo Mech
Track type: Self-adaptive SL-Flex
Air cells: 50
Arm rollers: 3 per side
Auto programs: 12, over 6 massage styles
Heat: Carbon fiber at the lumbar and calves, 3 heat levels at the middle foot rollers
Zero gravity: 2-stage
Footrest extension: Up to 6 in.
User capacity: 270 lb
Chair weight: 359.4 lb, shipped in three boxes of 269 lb, 65 lb and 88.2 lb
Shoulder width: 22 in.
Seat width: 21 in.
Upright dimensions: 33.0 in. W x 71.0 in. L x 47.5 in. H
Reclined dimensions: 33.0 in. W x 79.0 in. L x 34.0 in. H
Door clearance: 30.0 in. door clearance, 33.0 in. assembled chair width
Wall clearance: 9.5 in.

Walking technology: Scissor-action mechanism under the seat that moves the legs through a stepping motion
Mechanism: Duo Mech 4D and 3D, covering the entire back and lower body at once
Arm rollers: 3 active rollers in each armrest, running alongside the air compression
Foot rollers: 3 acupuncture-style rollers under each foot, heel to ball, middle rollers heated across three levels
Air massage: 50 cells for full body compression
Heat: Carbon fiber elements at the lumbar and the calves
Auto programs: 12 auto programs over 6 massage styles
Footrest: Automatic extension up to 6 in. from the remote
Leg rests: Two leg rests adjusting independently, with the foot massage following each leg
SORA mode: Eight named programs, among them Core Comfort, Hamstring Harmony, Hip Sculptor, Cyclists Bliss, Twist and Thrive, Dynamic Flex and Thigh Revival
Health detection: Built-in sensors read heart rate, blood oxygen, microcirculation, heart rate variability and a fatigue index, and the session settings follow the reading
Track: Self-adaptive SL-Flex track that keeps extending as the backrest goes down
Controls: Touchscreen remote, side shortcut panel, smart voice control, wireless charging, USB port, Bluetooth speakers

3 Year Standard Manufacturer's / Parts & Labor Warranty

This NON-TRANSFERRABLE Warranty is provided by Titan Chair LLC.

We guarantees that your qualified product will be replaced or repaired at our option, without cost to you, should it be deemed defective because of faulty parts, workmanship or structural defects during the first THREE (3) years of ownership, excluding specific limitations contained herein.

What Is Covered*:

This warranty explicitly covers all parts, labor and framework of the chair.
This warranty includes parts costs and labor for the first year at no cost to the customer.
This warranty includes parts costs covered for the second year at no cost to the customer.
Structural Framework on selected products carries for three (3) years.
The additional extended warranties includes parts and labor costs covered at no cost to the customer.

What Is NOT Covered*:

Any shipping expenses incurred. Transportation damage; theft; abuse; neglect; vandalism.
Damages incurred due to shipping and handling, dropped products, improper installation, and/or unauthorized repairs do not constitute a defect under this warranty.
Modifications or altered conditions of the original product, improper use of electrical/power supplies, electrical disturbances and power surges.
Malfunctions due to improper use as well as unreasonable use or maintenance including failure to follow operating instructions.
Any environmental conditions (examples: fire, floods, rust, corrosion, sand, dirt, windstorms, hail, earthquakes, and/or tornados) or any other exposure to weather conditions.
This warranty does not include normal wear and tear including velcro or zipper malfunction, or tears in any fabric covering by abuse. Failures or attached points in stitching, Velcro, and zippers do not constitute as a defect for warranty.
Softening/ hardening of foams and filling composites in pillows and pads; Fading, wear, and pilling of fabrics does not constitute a defect under this warranty as those items naturally change with use.
Natural patterns and grains and variations in leather will not constitute as a defect under this warranty, as no two pieces of fabric are identical.
The warranty shall not apply if the product has been damaged physically, whether intentionally or due accident or neglect: including stains, fluids, mold, water damage, animal damage, cuts, burns or is otherwise unsanitary, damaged or soiled.
Products used in commercial or corporate settings.
Products purchased from unauthorized dealers.
Under this warranty, if a product is determined to be unfixable and requires replacement, the customer is responsible for placing the chair in the garage or another accessible location for the driver to pick up. The returned item must be properly packaged; otherwise, the agent will not be able to pick it up. Upon delivery, the delivery agent will place the chair in the driveway or the nearest accessible area, such as the garage.

Implied Warranty & Other Damages:

Any implied warranties shall be limited to the duration of the 1 year portion of this limited warranty, and with regard to structural framework, limited to the duration of the 3 year portion of this limited warranty.
By making a purchase, you agree that Titan Chair LLC. will not be liable for any items damaged and/or lost while en route to the specified address. Any claims for such loss or damage must be addressed and resolved with the designated carrier.
In no case will Titan Chair LLC. be liable for incidental or consequential damages, whether such damages are claimed on account of breach of warranty, breach of contract, negligence or strict/product liability, including without limitation, damage to property (other than the product) or other economic losses.

How to obtain warranty service:

You must provide proof of purchase for any warranty claim.
You must obtain a return authorization number in order to ship products to a service center.
You may obtain service advice, or an RMA number by contacting the Titan Chair LLC Customer Service department toll-free at 1-888-848-2630 ext.3.
This warranty gives you specific legal rights. You may also have other rights that vary from state to state.

Titan Chair, LLC Warranty Limitations and Exclusions

Warranties are non-transferable, and do not cover any damage or loss caused by: use in a commercial or corporate setting; failure to follow operating instructions; Electrical disturbances and power surges; dropped product; including but not limited to remote controls; Damage resulting from improper use or maintenance; vandalism; environmental conditions; exposure to environmental conditions (rust, corrosion, sand, dirt, wind, hail, earthquake, tornado, fire, flood); loss of use during the period that the product is being repaired; products purchased from unauthorized resellers; alterations or modifications of original condition; theft; neglect; unauthorized repairs; loss of power.
Damage that occurred due to shipping and handling does not constitute a defect under this warranty. Fading, wearing, and the pilling of fabrics does not constitute a defect under the warranty. Failures of attach points such as stitching, Velcro, and zippers do not constitute a defect under this warranty. Under no circumstance shall Titan Chair, LLC or its representatives be liable for indirect, consequential, or incidental damages (including damages for lost profits, business interruption, bodily injury, medical, etc.), even if any party has been advised of the possibility of such damages.
Warranties are only valid within the 48 contiguous United States and Canada, provided the equipment has been operated according to the instructions accompanying it. All warranties begin on the DATE OF PURCHASE. Titan Chair, LLC, at its sole discretion, will repair or replace any defective part within a reasonable time frame.

Free Curbside Delivery – Average Shipping Time 7-10 Days

Curbside Delivery ships via Freight to the 48 contiguous states. The freight company will deliver your massage chair to a carport or first-floor entryway. Please check the box dimensions and ensure it will fit through your doorway. Assembly is required and can take 30-90 minutes, depending on the chair.

Threshold Delivery – Average Shipping Time 7-10 Days

Threshold Delivery ships via Freight to the 48 contiguous states. The freight company will deliver your massage chair inside your home (no stairs) just inside the doorway. Please check the box dimensions and ensure it will fit through your doorway. Assembly is required and can take 30-90 minutes, depending on the chair.

White Glove Delivery – Average shipping time 10-16 Days

In-Home Delivery and Assembly is the same as White Glove Delivery. Your massage chair will be shipped via Freight to the White Glove Delivery warehouse. They will contact you to schedule a delivery time and date when they receive your order.

The White Glove Delivery team consists of a two person installation team that will deliver (up to 2 flights of stairs), unpack, and install your massage chair in your room of choice. These are not professional massage chair installation experts but a furniture installation team. They may or may not have installed your massage chair model before.two-person