Korkers Women's Snowmageddon 400g Insulated Waterproof Winter Boots - Waterproof, insulated comfort in a nimble, hike-inspired platform. OmniTrax Interchangeable Sole System for customized traction on the fly Easily change soles as conditions or terrains demand Snowtrac sole 100% waterproof breathable bootie construction combined with waterproof leather keeps feet bone dry 400g of 3M Thinsulate insulation combined with Thermal Stack Technology for the ultimate warmth during intense adventures like snowshoeing and hiking Protected Stitching around the heel for prolonged thread life Reinforced rubber toe cap for added abrasion resistance Boa M4 Fit System for fast and effortless on/off and custom fit Molded heel counter delivers superior support Premium shock-absorbing polyurethane footbed Comfort rated down to -30 degrees Fahrenheit 8in height 1398g weight per pair Style: OB9401