Men's Propet Sentry Waterproof Hiking Boots Waterproof bootie construction inside a Crazy horse leather and nylon mesh upper with padded collar and tongue and abrasion resistant rubber toe cap. Embedded Puncture resistant insole plus removable Open Cell insole that moves moisture from foot for a cooler, healthier footbed. EVA midsole with high traction rubber outsole and toe guard for durable outdoor wear. Safety Rated, Puncture Resistant. Removable footbed, Waterproof. Diabetic friendly.