5.11 Tactical A.T.A.C. 6" Side Zip Boot. ASTM F2413-11 certified safety toe Side-zip Cushioned Ortholite® insole Puncture-resistant midsole board Non-metallic shank Oil and slip resistant outsole Semi-rigid heel and toe reinforcement Moisture-wicking lining Waterproof, breathable, BBP-resistant lining Full-grain leather 5.11® Shock Mitigation System® YKK® zippers Sausage laces Size 10.5 men's Used but still in excellent condition!