Tried on once, $200 retail Carhartt mens Rugged Flex Mud Wellington-m industrial and construction boots, Brown Oil Tan/Black Coated, 9 US 50% Leather/50% Neoprene Rubber Imported Rubber sole Shaft measures approximately 11" from arch Boot opening measures approximately 14" around Five layer cushion comfort,Brown oil-tanned leather, neoprene and high abrasion resistant coated leather