C31 Armless Mid-Back Height-Adjustable...

Ergonomic task and computer chair with black contoured mesh back for support and breathabilityPneumatic seat-height adjustment; 2-inch- thick padded seat for added comfort90-kg maximum weight capacityMeasures 21.3 inches deep by 17 inches wide by 34 to 38.5 inches highIt’s a Do-it-Yourself type Installation (Installation instruction provided in the package). In case you need help, please contact seller customer care(given below) for helpful videos