About this item COMFORTABLE & HEALTLYOur office chair use high-density sponge cushion. Ergonomic chair with ultra-soft cotton cushion is comfortable when you sit down the swivel chair, The curved design of this mesh chair will reduce back tension and dramatically release spinal pressure So, it can make you feel extremely comfortable. office chair ergonomic office chair swivel chair BREATHABLE MESHErgonomic chair the breathable mesh back on this ergonomic office chair provides support while keeping your back cool and comfortable. drafting chair cool air circulates through the mesh keeping your back sweat-free and allowing you to sit in the chair comfortably for longer periods of time compared to traditional chairs ergonomic chair drafting chair adjustable chair HIGH QUALITY MATERIALSErgonomic office chair smooth rolling casters - polyurethane caster ensure smooth and quiet moving on any surface Enjoy mobility over carpeted or hardwood floors mesh computer chair, thickened PU rubber cast