Features J-Flex construction. It has a removable insole. Comes with a polyurethane outsole. Justin Mens Stampede Sq Toe 11in Waterproof RealTree Work Boots A camo print and western construction deliver style to the protection in the Stampede Camo waterproof work boot from Justin. These authentic work boots deliver high-tech comfort and hardworking durability. Product Features: Features J-Flex construction. It has a removable insole. Comes with a polyurethane outsole. Item Specifications: Top Leather: Realtree(R) hd Toe: Soft Height: 11" Insole: J-Flex flexible comfort system Model#: WK4676