Rugged Blue RB2 1800 Leather Steel Toe Waterproof Men's Work Boot, Size 10M, Black Men's waterproof steel-toed leather work boot for use in construction, industrial, and other outdoor or work environments Steel toe with two layers of leather helps protect toes against injury from moving equipment, falling objects, and other obstacles or hazards Cambrelle synthetic fiber lining with waterproof membrane sock liner to help keep feet dry Treaded rubber sole resists oil and helps prevent slipping Complies with ASTM F2413-05 I/75 C/75 standard for foot protection