Offering the best in premium cold weather protection, the kids Aly boot features a durable rubber/nylon shaft and fully waterproof thermal rubber outsole for superior traction. Lace-up closure with bungee chord for the perfect comfort fit. Your child can go anywhere with an upper that is entirely seam-sealed and comfort rated to -25 °C, and -13 °F to keep those feet snug all winter long with a cozy wool blend lining. In addition, the Aly boot is also equipped with our premium comfort foam molded insole that is both breathable and anti-microbial.