The economical choice to help you secure your boat to a dock or to raft with another vessel. Multifilament polypropylene (MFP) line is tough yet flexible, tolerant to UV rays and more. Pre-spliced loop on one end. Attwood Corporation has been an award-winning leader in engineering, testing, and manufacturing the highest quality marine products for over 100 years. We deliver safe and reliable lighting, fuel systems, water systems, seating & pedestals, swim ladders, custom upholstery, and general marine accessories that are easy to install and meet regulatory compliance.