Northside Boys Girls Toddler/Little Kids/Big Kids Frosty Winter Snow Boot 100% Nylon Imported Synthetic sole Shaft measures approximately 7.5" from arch Heel measures approximately 1" Platform measures approximately 0.25 inches Boot opening measures approximately 12.5" around Insulated snow boot with waterproof upper featuring hook-and-loop strap and bungee-cord closure at topline. Keep kids toes toasty down to a chilly -25 degrees Fahrenheit