Puddles are no match for your little man when he wears this tough Smartfit rain boot! It features quality rubber construction, soft cotton lining, a supportive EVA insole, and a sturdy rubber outsole. Fabric, rubber and manmade materials. All Smartfit shoes are built with Tried and True Technology: wiggle room for toes, easy on/easy off and durable design. Available in whole sizes only. Sizes 11 - 4 are designed with oversize pull straps for easy on/off.