5.11 Men's Speed 4.0 Arid Soft Toe 8in Work Boots - The new Speed 4.0 8in ARID comes equipped with suede uppers reinforced with nylon and outsole stitching for durability. Force Foam heel cushioning, an Ortholite footbed, and a high-abrasion mesh tongue make sure your feet are feeling good no matter the job. The ASTM slip-resistant outsole and heat deflecting layer work together so you don’t feel the heat when your feet hit the street. Suede and nylon upper for added durability Ortholite footbed YKK side zipper with velcro zipper tab Suede and nylon upper 5.11 Heat Deflect insole layer for deflecting radiant heat from the ground ASTM Slip-resistant outsole Outsole stitching for added durability High abrasion breathable mesh tongue Style: 12464ABR