Safety: ASTM F2892 electrical hazard standard Oil- and slip-resistant outsole Design: Full-grain leather upper Georgia(R) Waterproof System keeps your feet dry in any conditions Flexible strobel construction for a comfortable, lightweight fit 3D knit stretch collar with pull loops for easy on/off In-Shoe Comfort: Quick Response Polyurethane foam removable insole High performance mesh lining for comfort and breathability Fiberglass shank adds arch support and stability Durability & Traction: Heat, chemical, abrasion, and slip-resisting dual-density EVA and Carbo-Tec rubber outsole Abrasion-resistant DuraBlend midsole Additional Details: Height: 5" Weight: 2.4 lbs. (per pair, size 10) Non-metallic 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.