Design: Designed to work on wet ice while simultaneously being able to transition to other wet surfaces Lightweight rubber upper offers 100% waterproof protection In-Shoe Comfort: Faux shearling lining for quick drying comfort and warmth EVA insole for long lasting support and comfort Durability & Traction: GlacierTrek(TM) PRO non-marking SRC-rated outsole provides excellent slip resistance Warranty: All Rocky(R) products have a one-year limited warranty in normal use, against any manufacturing flaw(s), defective materials or workmanship. This warranty also covers GORE-TEX(R) bootie liners against leakage for one year. Products with all other waterproof construction are guaranteed waterproof for six months from the date of purchase.