Quality full grain leather uppers. Moisture-wicking Taibrelle linings. Cushion midsoles for comfort & support. Steel toe rated ASTM F2413-05, Class 75 - the best available impact & compression strength. Excellent oil-, water-, heat-, & slip-resistant T624 outsoles. Electrical hazard protection. Take the look and feel of your favorite hiker boot to work - with the safety assurance of a steel toe Caterpillar work boot. Breathable Nylex/Poliyou sock liner. Cement construction.