Description All the standard MUCK BOOT(TM) features plus: Stretch-fit topline binding keeps warmth in and cold out 5mm CR flex-foam bootie with four-way stretch nylon, 100% waterproof, lightweight and flexible Seamless, quick-clean rubber overlay Additional achilles reinforcement for added protection Durable, lightweight rubber outsole Diamond-textured toe and heel reinforcement resists scuffs and scratches Upper is triple reinforced in the toe area and quadruple reinforced in the heel area Steel shank for additional arch support Wide-cut heel base for stability Meets ASTM F2413-05 Comfort range of sub-freezing conditions to 85° Write a Review No reviews yet.