Product Details     Style: NK0200 When it's really cold out you don't want something complicated you want the Kamik Greenbay 4 Wide Boot. This no-nonsense winter warrior uses a simple hook and loop strap to keep you in place, putting less time and complication between you and the reliable warmth of a 6mm Thermal Guard Liner. Add in the waterproof protection of the simple nylon shaft and flexible shell upper.KEY FEATURES Flexible 600D Nylon Upper offers proven waterproof protection with flexible comfort Removable 6mm Thermal Guard liner uses 100% recycled material to keep you toasty warm PRIME outsole uses RubberHe synthetic for maximum traction and minimum weightSPECSWaterproof Rating: Waterproof BottomClosure Style: Pull-OnInsulation Type: SyntheticFEATURESInsulatedMoisture-wickingSlip Resistant OutsoleCuff DrawcordRemovable LinerAdjustable Ankle Strap Kamik Greenbay 4 Wide Boot (Men's)