Upper Material: Canvas Lining Material: Cotton Outsole Material: Rubber Closure Type: Hook & Loop Size Info: Size 9 10 11 11.5 12 13 1 2 2.5 3 4 5 Inner Length, cm 16.9 17.6 18.3 18.9 19.5 20.2 20.9 21.5 22.2 22.9 23.5 24.2