Kamik Impulse Kids Adolescent  G Boot  (Toddler/Little Kid/Big Kid) 100% Polyester Synthetic sole Shaft measures approximately 9" from arch Gore-tex 2000 gtx waterproof bootie Waterproof 600 denier grid nylon upper Removeable 8mm zylex liner Minus 40f temperature rated Adjustable snow collar with bungee lace lock