Rothco Cold Weather Heavyweight Boot Insoles M. Specifications for Rothco Cold Weather Heavyweight Boot Insoles: Manufacturer: Rothco Footwear Type: Boots Shoes Fabric/Material: Polyurethane Features of Rothco Cold Weather Heavyweight Boot Insoles Insoles feature an insulating high-density composition Comfortable soft felt material on the surface of the boot insoles Medium accommodates up to a US men's size 9 large fits up to a US men's size 13 Perfect for hiking boots tactical boots snow boots shoes and more Package Contents: Rothco Cold Weather Heavyweight Boot Insoles Rothco 61870-M: Cold Weather Heavyweight Boot Insoles Medium