The Joist Waterproof Composite Toe 11" tall Men's Hybred work boot is built for durability. The leather exterior is waterproof and accented by a simple stitch pattern along the upper. This boot features layers of comfort with a J-Flex Flexible Comfort System insole, the Justin Stabilization Technology, Ortholite Comfort Foam insole, and a Dri-Lex cover. The composite toe provides security and comfort and meets safety standards without weighing you down. Its multi-density rubber and EVA combination outsole offers lightweight durability and meets the standards for electrical hazard footwear so you are guaranteed protection against open circuits of up to 18,000 volts. This boot also provides an Achilles Relief System that eliminates weak spots in foot comfort by using stretchable material, high-density foam, and moisture-wicking anti-microbial lining to provide flexibility, support and breathability. Material: Cowhide Toe Shape: Square Heel: Walking/Block Outsole: Non-Leather J-Flex - Our J-Flex Flexible Comfort System will keep you at ease with covered cushioned insole and triple density insole board, creating the most comfortable boots youll ever own. Ortholite - Our Ortholite insert provides you with an extremely breathable, lightweight and flexible foot bed with anti-bacterial characteristics. The insert can easily be removed, washed and replaced and retains 95 percent of its original thickness which means it won't flatten over time. Justin Stabilization Technology - Our Justin Stabilization Technology uses dual density memory foam to stabilize the foot while still allowing it to move as needed. Dri-Lex - Dri-Lex is an abrasion resistant fabric that moves moisture away from the foot. This fabric works in tandem with a layer of spacer mesh which allows air to circulate and dry the foot by moving moisture to the outer layer. Electric Hazard - Our electrical hazard rated boots protect you from open electrical currents from the bottom up. Tested up to 18,000 v