Herman Miller Aeron Chair’ALTERNATIVE’ Ergonomic Office Chair: READ CAREFULLY. Office, Bedroom, Living Room, Study Room. Item Weight 27.6 Pounds. Office Computer Desk Chair. Adjustable Height, Arm Rest. Seat Material Type Foam. Recommended Uses For Product. 20.08″D x 26.37″W x 48.03H. 25.59″D x 26.37″W x 44.29H. Ergonomic Chair? This ergonomic office chair is designed with an S-shaped high back to provide maximum support for your lumbar and shoulders. Take the pain out of your spine. With 120° rocking mode, it is ideal for relaxing after a long day of sitting. Multifunctional Mechanism? The height of this comfy chair can be easily adjusted from 19.5″-22.2″. The computer desk chair is equipped with a BIFMA durability-tested Class 3 gas lift, supporting a load capacity of up to 300 lbs. The armrests of this gaming chair can be flipped up or put down to satisfy different needs. Comfortable Thick Cushion? The home office desk chair is equipped with a padded seat made of high-density shaping foam. The thickened design reduces pressure on the hips and tailbone. The mesh backrest is highly breathable. Cushion size:20.47″×17.32″. Big and tall people can use it boldly. Stability & Smooth Movement? The smooth multi-directional wheels are made of PU material, allowing for quiet and effortless movement on hardwood floors, carpet, and other floors without causing damage to them. The large 5-star-shaped base enhances stability and prevents tilting and falling. Wide Application? This ergonomic computer chair is suitable for office, bedroom, study, living room, and game room. It is a perfect gift choice for your husband, wife, son, friend, or family member. It’s also great for Christmas, Father’s Day, and Mother’s Day. Sweetcrispy Ergonomic High Back Office Chair. The video showcases the product in use. The video guides you through product setup. The video compares multiple products. The video shows the product being unpacked. Ergonomic Lumbar Support for All-day Sitting. Thick Seat Cushion&Breathable Backrest. What’s the weight capacity of this office chair? The maximum weight capacity is 300lbs. What’s the seat height? Seat height is adjustable at 19.5″-22.3″. What is the seat depth? The seat depth of this desk chair is 17.32. Is it easy to install? The computer chair comes with all hardware and necessary tools, we also provide instructions and videos to help you easily finish the installation in 10-15 minutes. Is this chair suitable for big and tall people? Of course, this office desk chair is prepped with plenty of legroom. Boldly use it even for heavy people! We offer the best prices around on high quality products. Our E-store includes media such as books, movies, music and games while offering electronics, toys, sporting apparel, clothing, tools, general home, garden items and more. We are always working hard to ensure your package arrives as soon as possible. We do not accept P. Please provide a physical address. We try our very best to make sure every customer is completely satisfied. If there’s a problem, message us! We’re happy to help.