Premium waterproof leather and abrasion-resistant Ever-Guard™ leather uppers for durability Waterproof membrane Steel Unique "fingergrip" pull-on feature Contoured single-density open-cell polyurethane footbed with antimicrobial cover for breathable comfort and odor control Aggressive tread design features triangular lock lugs that provide maximum traction Sole is oil-, heat-, and abrasion-resistant and features Ladder Lock™ outsole radius Single boot weight for size 9: 974 grams/2.15 pounds