100% waterproof and breathable GORE-TEX liner is engineered to keep your feet dry and comfortable - even in extreme conditions. Durable full-grain leather can be easily polished and is preferred by those in uniform and on special tactical teams due to its durability and ability to be cleaned quickly. Rip stop ballistic nylon adds lightweight breathability and abrasion resistance. PU midsole provides long lasting cushion and support. Ultralon footbed for ultimate step-in and all-day support and comfort.