Get everything they need this winter in one boot! Tretten High WP Warm Kid is made of abrasion-resistant synthetic material equipped with durable reinforcements, and Twin Velcro fasteners help with quick ins and outs - making these shoes built to last! On the inside, a waterproof membrane ensures feet stay warm and dry no matter the conditions outside. Below, cushioning EVA inserts will help lighten each step, while a tough rubber outsole provides long-lasting grip on slippery surfaces on the playground and street.