Vivobarefoot Women's Off Road Mid L-W 100% Leather Rubber sole Waterproof Sock Construction with Breathable Lining - Keeps the feet dry and protected in all weather conditions. High Abrasion Leather and Rip-Stop Nylon Upper - Delivers maximum durability and comfort on long hikes. Speed Hook Lacing System - delivers fast, no hassle, secure fastening Ultra Thin Puncture Resistant Outsole - provides a low profile, minimal ride but with maximum protection and durability over rough and sharp surfaces Multi Directional Lugs - provide maximum grip on all terrain.