From rocky mountainous terrain to hard pounding concrete roads, the coyote Khyber TR550WPINS will outperform when tested in any environment. This insulated waterproof multi-terrain boot was specifically designed for all-terrain use. With great design comfort and durability features, such as its lace-totoe lacing system, the TR550WPINS has a customized fit and features 400 grams of Thinsulate™ insulation and a waterproof and bloodborne pathogen proof membrane.