Insulated, waterproof boot with safety toe and steel plate for added protection. Removable, recyclable 8mm Thermal Guard Liner for cold weather comfort. Safety Toe and Steel PlateWaterproof and Lightweight Synthetic RubberHe UpperWaterproof Adjustable Nylon CollarRemovable 8mm Thermal Guard Liner (100% Recycled Content)Kamik’s EXPLORER Synthetic RubberHe OutsoleMade in Canada with Domestic and Imported ComponentsHeight 13.5 Inches / Weight 4.5 lbs (per pair) Thermal Guard Liner is another Kamik innovation. These removable 8mm polypropylene felt liners provide superior insulation and wick perspiration away from the foot. Reinforced seams and heel patch add durability. Strong like iron, yet light like helium, RubberHe is Kamik’s own lightweight innovation. This recyclable, PVC-free synthetic rubber is 50% lighter than natural rubber and 30% lighter than other synthetic rubbers. And it’s flexible, extremely durable and protective, offering two times more abrasion-resistance than PVC rubber. Style: BK0163W