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, and waterproof membrane (IA5062 and IA5082 only), the Solidifier is a firm foundation. Footwear Type: 6" Waterproof Work Boot Toe Type: Composite Upper Material: Waterproof 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 F2413, Bootbed™ Memory Foam Footbed, Electrical Hazard Protection, Composite Toe, Hydrotex® Waterproof System, Goodyear Welt Construction, Ladder Latch Defined Heel - Bootbed™ Memory Foam Footbed - Hydrotex® Waterproof System - Composite Safety Toe Cap Meets or Exceeds ASTM F2413 Safety Standards - Genuine Leather Upper