Outdoor Research Men's Expedition Crocodile Waterproof Gaiters - The large circumference provides more room for plastic mountaineering boots and heavily insulated pants, and the inside leg of each gaiter is made of durable Cordura fabric to prevent crampon snagging and puncturing when you're high in the mountains. Durable BioThane Instep strap Lightweight and durable BioThane instep strap Larger circumference accomodates plastic boots Double stitched front closure Bottom shear tab secures front closure Abrasion resistant lower boot lined with Packcloth Abrasion resistant Cordura inner leg and boot 2in wide hook/loop front closure Waterproof Style: 61541