The tough work environments and unpredictable weather will be no match for the tough protection of the Carhartt 15 Waterproof Carbon Nano Comp Toe Rubber Boot. Style number: CMV1451 (Black). Carbon Nano safety toe protects against impact and compression hazards while being lighter than traditional safety toe protection. Meets ASTM 2413-17 standards. Pull-on work boot made of a rubber foot and a 5mm neoprene shaft. Features secondary protection against incidental contact with electrical circuits of 18,000 volts or less under dry conditions; Meets ASTM F2892-18 electrical hazard standards. Kick-off plate for easy on and off. FastDry lining wicks away sweat and fights odors for a fresher, odor-free environment. Storm Defender waterproof breathable membrane keeps out the wet elements but still provides a breathable, more comfortable foot environment. Removable Insite technology footbed engineered with maximum arch support to reduce foot fatigue. Outsole construction with anti-skid lock grip to fit securely on a ladder. Vulcanized outsole made with formulated rubber for stretch and durability. Imported. Measurements: Heel Height: 1 1 4 in Weight: 2 lbs 12 oz Circumference: 16 in Shaft: 13 1 2 in Product measurements were taken using size 11, width D - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.