The Kids' Rugged II Boot from MuckA(R) will protect your child's feet in severe cold with the 5mm neoprene waterproof bootie insulation backed with a fleece lining. This lining adds extra insulation to keep cold out for kids that want to stay outside playing in the snow all day. 100% waterproof 5mm neoprene booties for comfort and performance Warm fleece lining Extended rubber coverage EVA midsole for added comfort Rugged outsole for traction and durability Order today!