Mens Muck Chore Cool Safety Toe - Brown - CSCT-STL — Route 5 。Muck Men\'s Chore Cool Safety Toe Tall Boot NWT XPRESSCOOL™ anti-microbial evaporative cooling liner 4mm NEOPRENE bootie with four-way stretch nylon,100% waterproof, light-weight and flexible Upper is triple reinforced in the toe area and quadruple reinforced in the heel area Steel shank for additional arch support Steel Toe Sockliner lining to reduce friction and heat build up Vibram® Traction Lug outsole provides increased traction up to 25%, adding stability, and increasing surface area by 50%, while adding propulsion Approx. shaft height: 16in Shaft Circumference: 17in ASTM F2413-11 MI/75 C/75 EH CSCT-STL Brown