Bogs waterproof Mens Forge Steel-Toe Rubber Boots handle all the dirt and mud you encounter on the job site. Durable hand-lasted rubber uppers are lined with Max-Wick that absorbs and wicks moisture out of the boots. 7mm Neo-Tech insulation keeps feet warm. Dual-density EVA insoles with DuraFresh odor-fighting treatment deliver cushioned comfort. Rugged, nonmarking BioGrip rubber outsoles meet ASTM D471 and ASTM F1677 slip- and chemical-resistance standards. Meets ASTM 2413-11, M I/75 C/74, electrical-hazard-rated steel-toe standards. Comfort rated to -40F. Imported. Calf circumference: 17. Ht: 15.5. Avg. wt: 6.4 lbs./pair. Mens whole sizes: 7-14. Color: Black. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Boots.