KERDOM - All in one High-End Ergonomic Office Chair with Footrest Advanced Mesh Cushion, Adjustable Seat Depth Lumbar & Armrest - Black

SIHOO B100 ergonomic office chair designed specifically for individuals who sit for extended periods, this office chair features durable and flame-retardant wave-mesh material that ensures breathability, comfort, and long-lasting use.The chair is equipped with an adjustable and rotatable headrest, a high backrest, ergonomic lumbar support, and 2D adjustable armrests—seamlessly integrating technology into your daily life. All materials are made of high-strength PP, enhancing durability and extending the product's lifespan. The SIHOO Ergonomic Chair serves not only as an office chair but also as an executive chair or gaming chair, catering to diverse needs and preferences. It has passed rigorous SGS and BIFMA certifications, offering added safety assurance. The silent rolling casters provide smooth and quiet mobility, elevating your comfort without disturbance. In short, the SIHOO ergonomic chair meets all your seating needs.

SIHOO B100 Pro ergonomic office chair Designed for enduring comfort and built to last, the SIHOO B100 Pro features wear-resistant, flame-retardant, and non-toxic wave mesh that keeps you cool and comfortable while standing the test of time—ready to accompany you through the best years of your life.Engineered with thoughtful technology, this chair is equipped with a 4D swivel and linkage armrest system, along with a height-adjustable and rotatable headrest, a tall backrest, and ergonomic lumbar support tailored to fit and relieve your body. Compared to the B100 model, the armrests are crafted with finer, softer PVC material for a more delicate touch, offering not only front-back adjustment but also 360° rotation—allowing you to relax and support your arms in any position. Versatile in use, the SIHOO B100 Pro functions perfectly as an office chair, executive chair, or gaming chair. It accommodates a wide range of body types, supporting heights from 1.4m to 1.9m and a maximum weight capacity of 330 lbs, ensuring personalized comfort for everyone. As a chair meant to journey with you through youth and beyond, it also makes a meaningful and practical gift. Certified by SGS and BIFMA for safety and durability, the SIHOO B100 Pro office chair delivers added peace of mind every time you take a seat. In short—it’s designed to meet all your needs.

Expertly engineered with 14 adjustment options, this chair adapts to your body and work style for a truly customized fit. Equip with 3-way adjustable armrests, an adjustable headrest, a split-ratchet adjustable height back, advanced lumbar support, and four locking recline settings, the Hyken Pro rises above your everyday office chair. The added premium features including a breathable mesh back and molded foam seat deliver long-lasting cooling support and comfort. So, whether you are powering through meetings or heads down in a day of deep work, the Hyken Pro has your back. Backed by a 5-year warranty and Staples’ 100% Satisfaction Guarantee.