Under Armour Men's UA Speed Freek TAC 2.0 Gore-TEX Boots Synthetic Importado Full grain waterproof leather & anatomically molded collar provide support & protection GORE-TEX lining is 100% waterproof but still allows sweat to escape, keeping your feet dry TPU heel cup adds extra support & protection Anti-microbial Ortholite sockliner with built in TPU arch support Cupron Anti-Fungal Pro Fibers reduce odor & kill 99.9% of athlete's foot fungus after 12 hours of contact with the sockliner