These Servus superfit supersize slip on men's overbook with wide grip outsole designd to fit over leather workboots and shoes. Seamless, 100 percent waterproof. The standard for quality, comfort and value. Dual compounding molds high-stretch uppers to longwearing, slip-resistant outsoles. Reinforced bumpers on heel and toe protect where needed. SF wide grip outsole adds extra traction and footing. Extra large molded-in kick-off lugs for easy boot removal. Boot buttons are molded in to eliminate leaks. Tabbed grips stitched on the closure loops to make easy to grasp and pull with one hand or even gloves. Ideal for general industrial use, muddy, wet conditions, fisheries. Available in amber color and x-small size.