• rubber sole
• shaft measures approximately ankle from arch
• boot opening measures approximately 5.5 around"
• soft toe: left and right asymmetrical keen. protect soft toes help safeguard against minor impact, but are not reinforced with a secondary crush resistance; the chicago 6 waterproof work boot meets or exceeds astm f2412 and f2413 i/75 and c/75 standards"
• traction: oil- and slip-resistant, non-marking, rubber outsoles are used for improved traction that meet or exceed astm f1677 mark ii and astm f2913 satra non-slip testing standards; lug sole patterns provide grip even on slick surfaces
• waterproof: keen. dry is a waterproof, breathable membrane liner that lets vapor out without letting water in for keeping your feet dry and comfortable; the chicago 6 waterproof work boot does have a mesh liner that integrates with the waterproof membrane"