The TOCC AzureBreeze Medium Back Office Chair The open mesh design creates a breathable, well-ventilated backrest which helps align the spine and reduces pressure and muscle fatigue. The gaslift feature which allows for seat height adjustment is long lasting, strong and able to support loads with a weight up to 90kg. Smooth & durable castors provide great mobility, suitable for office and home use. Assembly required, comes with instruction manual. Mesh backrest with lumbar support Foam mesh seat Black nylon armrests Black nylon base frame Swivel, tilt, lock and tensioner Max weight: 90kg