The On Cloud 5 Waterproof Sneakers feature a waterproof membrane on the upper that protects from harsh weather while allowing your feet to breathe. They have a quick lace system with elastic laces, a tongue with silver logo lettering, and a lined interior with a removable insole and patented Zero Gravity CloudTec® foam cushioning. Classic replacement laces are also included. Size and Fit - Heel Height = 3 cm,