The Serious 6 inch Waterproof Composite Toe Met Guard Puncture-Resisting work boot is designed for ultimate protection so you can focus on the job with confidence. The high-tech nano composite toe and met-guard help protect from heavy loads and impact, while the Goodyear leather welt with puncture-resisting insole board helps prevent the intrusion of sharp objects underfoot. Waterproof leathers and a Dri-Lex lining provide a comfortable environment inside the boot, and the Vibram Alpha Plus outsole delivers oil- and heat-resisting durability.