Wolverine Men's Trigger BR Hiking Boot 100% Synthetic Imported Rubber sole Lightweight 200g 3M Thinsulate insulation Reflective insulation technology Waterproof mesh upper Waterproof membrane PESU II EVA footbed NXT odor control sockliner Dual-density rubber lug outsole Stay toasty warm and dry with this insulated, 100% waterproof hiker from Wolverine.