Designed for long lasting comfort and durability, Propper's Series 100 6" Side-Zip Boot delivers high performance in a professional profile. The leather and 1000D Cordura nylon upper can be pulled snug with a quick and easy speed lace system, while the convenient side-zipper allows for easy on and off.. Their triple density rubber foundation and an arch made from a durable compound will hold up to the rigors of fast-roping, speed and traction.