Red Wing® Men's 4441 SuperSole® 11 Inch Insulated Safety Toe Pull-On Work BootsThe Red Wing 4441 SuperSole provides the ultimate protection with its steel toe and ASTM F2413 18, M I C, EH standard. Keep your feet warm with 400g 3M Thinsulate Ultra insulation and a PORON insole with insulated fleece. The full grain, oiled leather and SuperSole welt are designed for longevity and durability. The Mini Lug SuperSole outsole, steel shank, and non marking design complete the ultimate safety package. All proudly made in the USA. 11"