When the challenges mount, when the ground starts moving under you, the Iron Age Solidifier is there for you. With its defined heel, polyurethane abrasion tough outsole, super strong leathers and welts, the Solidifier is a firm foundation. Footwear Type: 11" Pull-On Boot Toe Type: Soft Upper Material: Leather Color: Brown Lining: Moisture Wicking Liner for Comfort and Odor Absorption Insole: Bootbed™ Memory Foam Footbed Outsole: Polyurethane Abrasion Resistant Outsole with Defined Heel Special Features: Bootbed™ Memory Foam Footbed Features: ASTM F2892, Bootbed™ Memory Foam Footbed, Electrical Hazard Protection, Soft Toe, Goodyear Welt Construction, Ladder Latch Defined Heel - Bootbed™ Memory Foam Footbed - Durable Goodyear Welt Construction for Extreme Durability - Genuine Leather Upper - 90 Degree Defined Heel