Georgia Pull On Mud Dog Comfort Core Work BootsG-5514 (W 13) leather-and-fabric Rubber sole High abrasion and moisture wicking mesh lining - Dependable long-lasting comfort SPR Leather Upper shaft-3 times strength, resist abrasions 2  times better Slip,Oil,abrasion Resistant Rubber "Phoenix" Outsole.Comfort Core-Cool, Dry Supporting steel shank - Solid stable work platform..Molded waterproof TPU shell - Dry comfort Removable polyurethane Comfort Core Airflow orthotic insert - Won't compress, shock absorbing