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Model: Q5L
Prodcut Category: Office Work Space
Surface Recommendation: Hard floor, Carpet floor.

Adjustable Office Chair with Sliding Back

MOQ: 50 sets

Supply Capacity: 8000 sets per month

Delivery Time: 7-30 days depends on the order quantity.

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Product Description

This flagship mesh chair pairs premium materials and brand components with rigorous testing for rock‑solid durability.

Brand K+R DuPont mesh keeps you cool, while a weight‑sensitive tilt delivers natural support—no awkward seat pitch. Quick, rich adjustability (backrest & the arms) locks in your perfect fit for stellar static and dynamic posture.

Clean, understated, showroom‑ready—and a sales magnet.

Product Dimensions

ModelQ5L
Frame materialReinforced PA & GF Frame
MeshHorizontal Style Flocked TPEE Mesh
Maximum load140 kg
Height Adjustment8 or 10 cm
Floor to seatbase45-53 cm
Wheel Diamenter70 cm

Why Choose DLS-Q5L Ergonomic Mesh Office Chair

Branded Parts
Premium mesh, armrests, and tilt mechanisms from trusted suppliers for consistent feel and long‑term reliability.

One chair, Many Bodies
optimizes comfort from 145–190 cm and 45–150 kg. No perching, no sinking.

Premium Ergonomic Support
Precision adjustments and real lumbar support that ease back and waist fatigue.

Standard 3-Year Warranty
Three years of worry-free coverage on chair parts, plus dedicated after-sales support for retailers. 

Ready‑made marketing assets
Polished product catalogs and ready‑to‑use videos—plug, play, promote.

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Features

4D Headrest

Double rails. Double joints. 

A wide 40 cm headrest glides up 17 cm and forward/back 4 cm, then pivots 50° and tilts 55° to nail your head & neck exact sweet spot.

More range, more accuracy.

Headrest structure

High Mesh Backrest

The dual-back layout gives a wide upper panel and an independent lower lumbar cradle for targeted relief.

It offers 4 height settings over 6 cm (quick reset at the top). Plus a “follow‑me” lumbar switch: recline and the back shifts 10° while the lumbar moves forward for sustained support—lock it in or let it flow.

Finished with a decorative shell for premium look.

Mesh back
Slide-back switch
Slide track backrest

4D Floating Adaptive Lumbar

One‑piece, extra‑wide lumbar with an ergonomic inner curve supports both lumbar and sacrum. Softer, looser mesh hugs without pressure.

Dial it in with 3 height steps (6 cm, top reset) and 2 angle settings that shift support by 3 cm to fine‑tune position and firmness.

Adaptive lumbar support
Angle adjustment

5D Armrests

Steel‑plated base, nylon structure, plush wide pads—comfy elbows at last.

Adjust height (+8.5 cm), slide laterally up to 9 cm, rotate the top outward 270°, then flip up 30° when straight ahead.

Recline and the arms follow—so your forearms don’t go looking for support.

Ergonomic support armrest
5D Armrest

Soft and elastic mesh seat

A roomy 505 mm width with 490–540 mm depth and 5 cm seat‑slide fits different leg lengths.

Taut, high‑elastic mesh spreads pressure evenly, while a foam‑filled waterfall front keeps thighs happy.

Mesh seat

Weight‑Sensing Tilt Mechanism

Self‑adjusting spring tilt mechanism matches your weight for silky, linear recline.

Clean, cable‑integrated controls handle height, seat depth(5cm), and recline lock.

Choose from 8 near‑stepless lock points, lounge back to 135°—or up to 145° with the sliding back—stable, secure, zero tip‑over risk.

Self-adaptive tilt
Cable control module
Seat depth adjustment

Class‑4 Gas Lift

TÜV-certified and BIFMA X5.1 compliant, 360° swivel smoothness. Choose your stroke: 80/90/100 mm. Built to perform, certified to endure.

Gas lift

Chair base & casters

Aluminum Base: One‑piece die‑cast aluminum, engineered like a bridge. Static load up to 1136 kg, with pedal zones.

Low‑Noise Wheels: Hard nylon cores with rubber rings glide quiet and protect floors. 60 mm diameter for easy rolling. Pick black or gray.

Chair base
Casters
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Premium Raw Material & Custom Options

Flocked Mesh

Skin-friendly flocked DuPont mesh with real muscle: elastic wrap for that hugged-in feel, plus confident load-bearing support.

Armrest Options

Pick the standard 3D arms—or go big with 6D multi-dimension armrests.

Injection‑Molded Parts

A PA+GF frame forms the rock-solid core, and you can spec a nylon five-star base for extra toughness.

Leg Rest

Add the optional leg-rest module when your day runs long. Kick back, reset.

Too many customization options? Reach out now and we’ll help you find the right chair part solutions.

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