The Under Armour Speed Freek Bozeman is 100% waterproof and is constructed of leather suede and 1000d nylon to give a durable and comfortable boot. The lightweight EVA midsole provides excellent comfort and stability on those long treks in rough terrain. The Cupron Anti-Fungal Pro Fibers and UA Scent Control keep you undetected. Aggressive traction outsole is engineered for better grip through harsh terrain and designed to shed mud and debris. Features Waterproof breathable membrane Leather Suede and 1000D nylon upper is light, breathable, and Durable Cupron Anti-Fungal Pro Fibers reduce odor causing bacteria Anti-microbial Ortholite sockliner Smoke-free/ pet friendly New in box Can’t Bundle boots with anything because shipping weight.