Design: 1400 Grams of 3M™ Thinsulate™ Ultra Insulation keeps your feet warm no matter the temperatures Waterproof suede upper for added protection and durability SHIELD guard protects against any tears Light and flexible cement construction for long lasting quality In-Shoe Comfort: Cushioned EVA midsole for added support Rocky® Rebound footbed for all-day comfort TPU heel stabilizer for added stability on any terrain Durability & Traction: Aggressive multi-directional rubber outsole for enhanced traction Warranty: All Rocky® 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® bootie liners against leakage for one year. Products with all other waterproof construction are guaranteed waterproof for six months from the date of purchase.