The Ergo-Fit alloy toe cap on the Georgia Boot Men's Carbo-Tec FLX 11" Waterproof Alloy Toe Pull On Work Boots is ergonomically designed to give your toes a better range of motion, meeting ASTM F2413 classification. The Georgia Waterproof System and abrasion-resistant DuraBlend midsole keep feet dry and comfortable, while the Carbo-Tec outsole resists heat, chemical, abrasion, and slips.