SIHOO - B300 Pro Ergonomic Mesh Chair, 6D Armrest, 3D Headrest Office Chair for Adult, Seat Depth, Home & Gaming, 330lbs - Gray
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About this product
You don't sit still, so your chair shouldn't either. The B300 PRO ergonomic office chair moves with you—its 4-way lumbar flexes, glides, and adjusts height to keep your lower back supported through work, meetings, gaming, or reading. The backrest adapts to your height, while the depth-sliding seat relieves thigh pressure and the breathable mesh keeps you cool and sweat-free. Weight-sensing recline delivers smooth, natural resistance without knobs. A 3D headrest cradles your neck, and 6D armrests twist, slide, or flip up for any sitting style. Built to BIFMA, SGS, and TÜV standards, backed by a 3-year warranty and 30-day returns, with 24/7 support—this mesh office chair is your all-day comfort companion for work, study, and play.
Color
Gray[Lumbar That Moves With You]
You move all day. This ergonomic office chair moves with you. Its 4-way lumbar support goes up, down, forward, and bends with your back. It helps your lower back feel good during work, meetings, or rest. Less pressure, more comfort all day.
[Backrest That Fits Your Body]
A good chair fits you—not the other way. This mesh office chair has a backrest you can move up or down. Tall or short, you can find your best position. It helps you sit straight and keeps your whole back in touch with the chair. Easy and comfortable.
[Seat That Keeps You Cool]
You can change the seat depth to support your legs better. This helps spread your weight and reduces tiredness. The mesh lets air flow, so your back stays dry and cool. Work, study, or game for hours—this ergonomic desk chair keeps you fresh.
[Recline That Knows Your Weight]
Just lean back—no buttons needed. This chair feels your weight and gives you smooth support. It works for work time, game time, or break time. This ergonomic gaming chair and study chair moves with you, so you always feel safe and relaxed.
[Full Support for Head and Arms]
Your neck and arms need care too. The big 3D headrest holds your neck well. The 6D armrests turn, slide, lift, and flip up for typing, gaming, or sitting in different ways. This full ergonomic chair keeps your head, shoulders, and arms in a good line. Comfort all around.
- Product Height42.95 inchesProduct Width28.57 inchesProduct Depth28.17 inchesSeat Height (From Floor)17.93 inchesMaximum Weight Capacity330 poundsMaximum Seat Height From Floor20.8 inches
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You don't sit still, so your chair shouldn't either. The B300 PRO ergonomic office chair moves with you—its 4-way lumbar flexes, glides, and adjusts height to keep your lower back supported through work, meetings, gaming, or reading. The backrest adapts to your height, while the depth-sliding seat relieves thigh pressure and the breathable mesh keeps you cool and sweat-free. Weight-sensing recline delivers smooth, natural resistance without knobs. A 3D headrest cradles your neck, and 6D armrests twist, slide, or flip up for any sitting style. Built to BIFMA, SGS, and TÜV standards, backed by a 3-year warranty and 30-day returns, with 24/7 support—this mesh office chair is your all-day comfort companion for work, study, and play.
Recline into comfort whether playing or working with the CORSAIR TC100 RELAXED Gaming Chair - Leatherette, featuring a racing-inspired design with a wider seat surface. The chair's plush exterior lets you play in cool comfort. With both an included detachable lumbar support pillow and memory foam neck pillow, you have all the support you need.
Engineered for those who demand lasting comfort and precision adjustability, this high-back ergonomic chair delivers head-to-toe support with +20% wider cushioning, +30% leg support, and 20% less hip pressure. Fine-tune your fit with an adjustable headrest, seat depth, lumbar curvature, and 5D armrests that move up/down, forward/back, swivel 360°, and flip up 90°. Switch effortlessly between 90° focus, 110° casual, or 135° recline modes, and enjoy full leg support with the retractable, breathable footrest that extends up to 10.2 inches. Built with a heavy-duty chrome base and quiet-rolling casters, this sturdy chair supports up to 300 lbs—making it the perfect ergonomic solution for home offices, gaming setups, or long workdays.
The SIHOO A3 office chair, an innovative ergonomic model, uses advanced technology to ensure comfortable sitting and proper posture. It features automatically adjustable 4D headrest, lumbar support, linked 3D armrests, an intelligent gravity mechanism, and automatic adjustment, along with a soft backrest and breathable mesh seat for all-day comfort. Its 3D headrest offers wide-angle adjustment (4.5cm up/down, 6.5cm forward/backward, 20° angle) and is made of soft mesh with a triangular soft elastic frame and support straps for back support; the 4-position adjustable 6cm liftable backrest suits all heights and auto-reverts to level 1 when at maximum height. It also comes with domino auto-adaptive lumbar support. The intelligent gravity mechanism with weight-adjustable resilience enables 2-step auto-adjustment and tilting from 92° to 100° to 112° (max), allowing comfortable rocking or short breaks. Certified by American BIFMA and German TUV, it has passed tests like backrest strength and seat impact tests, and is equipped with SGS Class 4 cylinders for durability and safety. It comes with a 3-year warranty, with support available for any product issues.
| Pros for SIHOO - B300 Pro Ergonomic Mesh Chair, 6D Armrest, 3D Headrest Office Chair for Adult, Seat Depth, Home & Gaming, 330lbs - Gray | |||
|---|---|---|---|
| There were no pros for this product— | Comfort, Build Quality, Lumbar Support | There were no pros for this product— | There were no pros for this product— |
| Cons for SIHOO - B300 Pro Ergonomic Mesh Chair, 6D Armrest, 3D Headrest Office Chair for Adult, Seat Depth, Home & Gaming, 330lbs - Gray | |||
| There were no cons for this product— | Armrest Design, Assembly Difficulty, Size | There were no cons for this product— | There were no cons for this product— |
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