Specification Material: Aluminum Alloy, Sponge filler, PU, PVC Color: Silver, Black Assembly Required: Yes Weight Capacity: 100 kg/220 lb Wheels Size: 13cm/5.1 inch, 8cm/ 3.1 inch Seat Dimensions: 40*23.5cm/15.7*9.3 inch Product Size: 60*52cm/23.6*20.5 inch Armrest Height: 101-116cm/39.8-45.7 inch Seat Height: 47-62cm/18.5-22.4 inch Handle Height: 80-95cm/31.5-37.4 inch Folded Size: 60*84cm/ 23.6*33.1 inch Package Size: 82*55*15cm/32.2*21.6*7.0 inch Product Weight: 7kg/15.4 lb Gross Weight: 7.4kg/16.