This cool office desk chair has many ergonomic features that will help you relax and improve your body''s posture, while you deal with the stressed working day.These colorful office chairs are available in breathable mesh back and sponge seat covered with vinyl in 8 great colors that will complement or accent many decor styles! Green, Red, Orange, Blue, Gray, Brown, Light Brown or Black.Adjustable ergonomic chair features that can encourage health and wellness in the workplace Tilt Tension, Chair Tilt Lock, Passive Lumbar Support, Pneumatic Height Adjustment, Back Height, Seat Depth, Arm Height, making this a comfortable office chair that will support you during long days at the office.Our office furniture chairs are intended for a standard eight hour, single shift work day for users weighing up to 250 pounds, and are covered by a Limited Manufacturer''s Warranty.This "Summit" ergonomic mesh office chair will make your life easier as soon as you choose it. The plush fabric cushion seat and breathable mesh back become an extension to your business life. The seat depth and back height are easily adjustable to fit your size and height, while your vertical seat posturing is assisted by the two sturdy armrests. This chair comes has five hooded dual-caster wheels, which give you the freedom to glide over carpeted floors, while naturally doing different tasks. The "Summit" chair is amazing and it will surely amaze your co-workers or business partners! These colorful office chairs come with step-by-step assembly instructions including pictures, making product assembly quick and easy for relatively handy consumers. If you are looking to order a large quantity (more than 12), please message us and we''ll be happy to confirm inventory and shipp Overall Product Dimensions: 26"W x 26.5"D x 37-41.5"H; Armrest Height: 27.5-32"H; Seat Dimensions: 19"W x 20"D x 19.5-24"H; Backrest Height: 22"H; Cushion Thickness 6"H; Floor To Top Of Backrest: 37-41.5"H; Seat To Top of Backrest: 22"H; Weight: 36 lbs