Propper footwear was designed for long lasting comfort and durability. All of our boots are based on true U.S. sizing to provide the perfect fit. Leather and 1000D Cordura upper can be pulled snug with a quick and easy speed lace system. Our triple density rubber foundation and an arch made from a durable compound, will hold up to the rigors of fast-roping. The 100 Series is a great value in footwear. Features: FREE fit inserts included to help achieve a precision fitAR 670-1 compliant flesh-out cattle hide upper (coyote only). Polishable full grain leather (black only) with 1000D nylon upper. Durable, coated, speed lace hardware with 550 paracord lacingFast-rope compatible arch design resists wear from ladders and fast-roping. Ortholite sock liner for comfort. Washable open cell foam inserts contour to your foot for weight distribution and arch support. Oil- and slip-resistant rubber outsole for excellent traction and impact absorption. Open cell air mesh foam provides full foot air circulation for maximum comfort and extends the life of the boot. Fast-rope compatible arch design resists wear from ladders and fast-roping. Ortholite sock liner for comfort, lace-up