Waterproof: protects against rain, puddles and slush to keep feet dry in wet conditions Made with Seamless construction—30% lighter and 100% tougher and more durable Rebound provides all-day comfort and energy return Constructed with 5mm Neo-Tech waterproof insulation DuraFresh natural biotechnology activates to fight odors Removable, EVA-cushioned insole Comfort rated to -35° F/-37° C Reflective temperature-rating mark on the heel Heel lock prevents heel slip and ensures optimal fit Rubber and textile upper/textile lining/rubber