Featuring DriDefense technology with waterproof membrane to keep the feet dry, the Kamik Kids Luge Boots come with the Heat-Mx technology to keep your little ones comfortable down to -25F, so that they can enjoy the snow for a longer period of time. Nylon and synthetic upper. Lace-up closure. Pull-tab on the back for easy on and off. Padded collar and tongue. Self-cleaning treads with grip let you walk confidently on slippery ground. Moisture-wicking fleece lining. Cushystep everyday EVA footbed. Synthetic rubber outsole. Certified vegan.