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.

Introducing the Bestier Cross-Legged Office Chair—your go-to for comfort and versatility across work, play, and daily routines. Designed to pair effortlessly with both an office desk and a gaming desk, it adapts to your dynamic needs, whether you’re typing up reports, gaming for hours, or getting ready at your vanity. The flip-up arms are a game-changer, letting you sit cross-legged for a relaxed posture during long sessions, while the 360° swivel wheels let you glide smoothly between spaces without hassle. Its thick, supportive cushion ensures comfort from morning to night, and the sturdy criss cross base supports up to 300 pounds for lasting reliability. Measuring 28.74”(W) x 26.77”(D) x 38.19”(H) with adjustable seat height (20.6”–24.4”), this chair fits most body types and space sizes, making it a practical addition to any home. Whether you’re setting up a home office, upgrading your gaming corner, or needing a cozy vanity chair, it balances functionality and style seamlessly.

The premium PU leather can withstand the sun and rain.Equipped with headrest and lumbar pillow. When your neck feels sore from gaming or working with head down for a long time, the headrest will relieve your fatigue. We never hesitate to apply materials. Armrests must be padded from the position of the elbow to the wrist, built-in metal frame must be wider, and the foam under the leather must be rich, it can’t collapse as if we are sitting on a hard stone when leaning up.