Irish Setter Men's 83900 Wellington Aluminum Toe Work Boot 100% Leather and textile Rubber sole Shaft measures approximately 12.37" from arch Boot opening measures approximately 17" around 11-inch pull-on aluminum toe work boot with USA Made full grain waterproof leather and abrasiona resistant nylon upper Electrical Hazard - meets ASTM F2413-11, M/I/75/C/75 Safety Standars UltraDry Waterproofing system Non-marking, slip-, oil/gas-, chemical-, abrasion- and heat-resistant lugged rubber outsole