P91797 Men's Colorado Frontier Steel Toe Work Boot by Caterpillar Size:10.5 Made from American tanned full The matching mini key Made from American tanned full grain leather This style is full grain leather with a soft mesh lining inside and has the Durango® X Pand System™ which is a hidden gore expansion for universal fit and easy on off KEY FEATURES • Certified steel toe protection (ASTM F2413 24) that won't compromise on safety • Premium full grain leather that ages beautifully with every wear • Responsive foam footbed that transforms how your feet feel after long hours • Superior luggy rubber outsole that grips when other boots fail • Investment quality Goodyear Welt construction ensuring years of service with resoling option • Dual certified Slip Resistant (SR) and Electrical Hazard (EH) Protection (ASTM F2413 24) for complete peace of mind Conquer your workday with the Colorado Frontier steel toe boot