From Keen, the Men's Targhee II hiking boots feature: waterproof leather upper with patented rubber toe bumper lace-up closure for an adjustable yet secure fit KEEN DRY waterproof breathable membranes keep feet dry while allowing perspiration to dissipate non-marking carbon rubber outsole with aggressive 4mm multidirectional lugs ensure traction and durability S3 heel support structure absorbs shock and provides ankle support Imported.