Mesh Office Chair Breathable, Office Chairs, Desk Chair with Adjustable Lumbar Support, Computer Chair, 5D Flip-Up Armrests, 330lbs Capacity, Tilt Lock, 3D Headrest

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• Ergonomic Office Chair: Sitting all day with lower back pain? Our 3+2 Lumbar System was designed for exactly that — 3‑level backrest lift (lumbar moves with it) + 2‑step depth fine‑tuning, precisely targeting your L3–L5. It improves posture and relieves lower back pressure. Orthopedic physician-approved. Fits users from 4'9" to 6'3" – ideal for remote workers, programmers, gamers, professionals, and anyone with back pain. Work, study, game, read, nap – one chair covers it all.
• Office Chair: 3-position recline lock (90°/110°/135°) — no sag, no wobble, lean back and it locks. 5D PU armrests: height locks firmly, no slipping. Forward/back slides freely by design—so you can sit cross-legged, get up easily, or reach for things without the armrest blocking you. Push back to tuck under desk. Effortless, not a defect. Flip up 60° to tuck under standard desks — saves space.
• Cooling Office Chair + Wider Backrest: Say goodbye to sweaty back and stiff shoulders. High‑elasticity mesh on seat and back – 360° airflow wicks away heat and moisture. Stays dry even after 8 hours in 30°C heat. Wipes clean with a damp cloth. 21.5" wider backrest – full support for cross‑legged sitting, broad shoulders, or wearing a thick jacket – no half‑off discomfort.
• Office Chairs With Adjustable Seat Depth + 3D Headrest: 20.8" seat depth with 2.36" adjustment – extend for tall users, retract for shorter ones. Supports thighs fully with a 2‑finger gap behind knees – protects circulation and reduces pressure. 3D headrest follows your neck's curve – prevents forward head posture, relieves shoulder tension and cervical strain during work, reading, video calls, or relaxing.
• Capacity & Versatility : Supports up to 330 lbs (150kg). office chair overall height 27.6"W x 27.6"D x 48"-51.2"H, the Seat Dimensions: 19"W x 20.5"D x 18.5"-22"H. Can be used as student office chairs, computer chairs, ergonomic chairs, desk chairs, gaming chairs.– comfortable and budget.
• After-Sales Support: With clear instruction and tools, assemble in 8 simple steps (about 15–30 minutes). 30‑day free returns + 3‑year free parts replacement. For any parts or function issues, we will actively deal with for you.
• Lumbar Support: Positions 1 and 2 lock in for firm, stable lower back support. Position 3 is the reset position — push it to Position 3 and the lumbar support automatically slides back to the starting point, so you can easily readjust without manually pushing it back inch by inch. Not a defect — designed for effortless readjustment.

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