This high-back racing office chair combines a unique design with practical comfort, featuring a built-in USB electric massage function with gentle vibration to help reduce fatigue during long work hours. The ergonomic construction includes an adjustable headrest, lumbar support, and footrest, along with a 90 to 155-degree tilt mechanism that locks in any position for safe reclining.Upholstered in oil- and water-resistant soft PU leather, the chair has a generously padded seat (21.7"W x 20.9"D) and a heavy-duty five-star nylon base with smooth-rolling casters for stability and 360-degree swivel. Assembly is straightforward and typically takes 20–40 minutes with all necessary tools included. Key Features Material Type Faux Leather (PU) Frame Material Polycarbonate Seat Material Nylon Filling Material Foam, Sponge Overall Dimensions 28.7"D x 26.7"W x 52.8"H (73 x 67.8 x 134.1 cm) Seat Height 19.5" - 23.2" (adjustable) Seat Depth 20.9" Seat Width 21.7" Chair Backrest Width 13.8" Recline Angle 90 - 155 degrees (3 lockable positions) Maximum Weight Capacity 250 lbs (113 kg) Product Weight 43 lb (19.5 kg) Base Movement 360-degree swivel with rolling casters Included Components Armrest, Headrest, Footrest Assembly Required Yes (estimated 20–40 minutes) Care Instructions Wipe clean Highlights ✓ ✿Easy Assemble - Gaming chair is super easy to be put together, estimated assembly time is about 20-40mins, office chair comes with all the tools necessary. ✓ ✿Comfortable Seating - Massage office chair have a vibrator with remote control, slight vibration can reduce the fatigue caused by your long hours of work. ✓ ✿Headrest & Lumbar Support & Footrest & Reclining - Racing office chair is designed with human-oriented ergonomic construction for providing comfort sitting experience.Most importantly, it allows you to lock in any position while reclining, ensuring a safe angle between 90 and 155 degrees. ✓ ✿360-Degree Swivel - Racing style chair at the gaming room or at home with this ergonomically-designed, high back computer chair. Lined with soft PU leather that is both oil and water resistant, our chair is both eye-catching and long-lasting. ✓ ✿Warranty - All the parts of the office gaming chair pass BIFIMA certification, more reliable and sturdy, this desk chair does include a weight limit of 250 pounds. The seat height can be adjusted from 19.5"-23.2" and the seat measures 21.7"(W)*20.9"(D). Warranty All the parts of the office gaming chair pass BIFIMA certification, more reliable and sturdy Frequently asked questions .pu-faq[open]>summary .pu-faq-c{transform:rotate(180deg)} What is the maximum weight capacity?The chair supports a maximum weight of 250 pounds (113 kg). Does the chair require assembly?Yes, assembly is required and typically takes 20–40 minutes. All necessary tools are included. What is the recline range?The chair reclines from 90 to 155 degrees and can be locked in three positions. What materials is the chair made of?The upholstery is oil- and water-resistant PU faux leather, with a polycarbonate frame and nylon base. The seat is filled with foam and sponge.