Safety: Meets ASTM standards for protective toe and electrical hazard Composite toe Design: Rocky® Vapor Pass Waterproof technology is designed to keep liquids out without trapping perspiration in Removable brush guard kiltie protects the tongue from debris 2-inch heel for additional support In-Shoe Comfort: 400 grams of 3M™ Thinsulate™ Ultra insulation, allowing your feet to stay warm and dry all day long Rebound cushioning midsole for long lasting comfort and support Thick Rocky® EnergyBed LX footbed will ensure that your feet stay comfortable all day long Durability & Traction: Oil- and slip-resistant 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.