Features: 1) Frame: steel 2) Handle: PPT 3) Wheel: TPR 4) Salver: ABS 5) Tire size: 200 x 50mm 6) Handle height adjustment: 78 - 96mm 7) Seat height: 61.5cm Packing: Carton size: 59 x 29 x 73cm N.W.: 10.5kg G.W.: 12kg Conveyance: Qty/20\'\' FCL: 225pcs Qty/40\'\' HQ: 550pcs How to fold: boom over the rail of the rollator, and close the four wheels towards the middle of the rollator