All of Soft Lines dock line products are made from multifilament polypropylene fibers. The dock line products stay soft and pliable even in cold conditions and the fibers will not sliver. This custom woven product has built in stretch and also releases knots easier than nylon or cotton ropes. Our Polypropylene lines naturally float, have excellent resistance to salt water, will not absorb water and can be stored wet or dry. Made In Wisconsin Features: · Strong hand sewn webbing connections · Releases knots easier than nylon or cotton ropes · Excellent resistance to rot and mildew · Excellent resistance to acids and alkalis (salt water) · Very good resistance to oils and gas · Leads are soft, flexible, and easy to grip · Lightweight (floats in water) and easy to clean · Stays pliable and will not sliver · Will not absorb water · Can be stored wet or dry · UV inhibitors added for color stability · Personalize Your Dock Line Label with your company's logo!