The Ripzone Boys’ Fraser Waterproof Insulated Winter Boot is the perfect snow boot to keep little adventurers protected from the elements. Offering a modern silhouette that’s packed with 400g of T-Max insulation and a waterproof membrane to keep little feet warm and dry. Finished with a TPR outsole for added grip on icy surfaces as they’ll be running out the door with the bungee quick lace system. FEATURES Waterproof Cosmo Hydrogaurd membrane construction is PFC free 400g T-Max insulation. Made from 85% PET 15% PET TPR outsole adds traction Faux Sherpa lined shaft and foot is soft and cozy. Bungee quick lace closure and back pull loop Tongue gusset keeps snow and debris out PU mudguard from heel to toe adds durability and support Comfort Temperature Rating: -30 C to -40 C SPECIFICATIONS Advanced Features: Pull-on Tabs, Waterproof Advanced Technology: T-MAX® Insulation Boot Type: Winter Boot Care Instruction(s): Do Not Wash Certifications: Cold Weather Comfort Range Closure Type: Lace Up Fill/Insulation Type: T-MAX® Insulation Insole Material: EVA Insulation Weight (g): 400 g Insulation Weight (ml): 400 ml Insulation Weight (oz): 14.1096 oz Lining Material(s): Faux Sherpa Midsole Material: Thermoplastic Rubber Minimum Temperature Protection Rating (°C): -30 °C Minimum Temperature Protection Rating (°F): -22 °F Outsole Material(s): TPR Product Use(s): Winter Boots Product Weight (g): 300 g Product Weight (ml): 300 ml Product Weight (oz): 10.5822 oz Snow Flake Rating: Not Applicable Upper Material(s): Nylon, Polyurethane