Recommended for stalking in cold environments. The special inner lining in Gore-Tex and lambswool provides comfort in low temperatures. The side gusset ensures a quick fit while the buckle on the collar allows optimum adjustment and locking of the boot.Upper: Water-repellent Nubuk and SuedeGORE-TEX Insulated Comfort Footwear and lamb woolInsole: Differentiated structureBootleg: Adjustable with leather fastenerRemovable footbed: Cambrelle® + Active Carbons + Felt. Form fitting shape for less strain on the foot arch, heel and metatarsus. Special CRISPI® No-Slip Design and Active Carbons Filter with antibacterial propertiesProtection: Rubber randSole: Vibram® with polyurethane shock absorbing midsole and CCF insertWEIGHT: 1080g