Make sure they're prepared for harsh weather in the Kamik® Kids Tundra Jr Rain Boots. These insulated boots, featuring waterproof synthetic rubber upper and a 6mm thermal guard moisture-wicking removable liner, will help them stay warm and dry in deep snow. The mid-calf pair is there for your child to get outside, stay outside comfortably and enjoy everything the season has to offer. Polyester lining and rubber insole. Adjustable snow collar and easy-grab lace lock closure. Comfortable down to -25°F. Side pull tabs for easy wear. Round toe silhouette. Synthetic rubber outsole. Made in Canada. Product measurements were taken using size 1 Little Kid, width M. Please note that measurements may vary by size. Measurements: Weight: 11 oz Circumference: 11 2⁄5 in View Zappos.com Glossary of Terms Kamik Kids Tundra Jr (Little Kid/Toddler/Big Kid)