The Ergo-Fit composite toe cap on the Georgia Boot Men's Carbo-Tec LTX Waterproof Composite Toe Work Boots is designed to match the contours of your foot for a better range of motion, meeting ASTM F2413 impact and compression standards for protective toe footwear. The Carbo-Tec outsole has great resistance to heat, chemicals, abrasions, slips, and oil.