The XTRATUF Wheelhouse is the commercial grade version of the classic Ankle Deck Boot. When you are on your feet 12 hours or more, feet often will swell. This boot has a wider fit to address this issue and keep you comfortable. The 6-inch upper is reinforced in high wear areas, such as the toe and heel, for maximum durability. This boot features a molded EVA insole for all-day comfort, and a slip resistant, non-marking outsole. 100% Waterproof Abrasion resistant spandura neoprene bioDEWIX™ Dry with NZYM™ Lining - moisture-wicking and odor control system Molded EVA insole Slip resistant, non marking rubber outsole