Gen3 Marine Double Braid Nylon Dock Line 38 x 15 - Blue 4 Pack Use Gen3 Marine Premium Double Braided Dock Line to secure your boat at the dock. This durable line is made of 100 double braid nylon that is mildew, rot, and chemical resistant. Available in various sizes, this dock line comes with a professionally spliced 12 eye at one end. Gen3 dock line comes in a variety of colors that are a direct match for Gen3 fender line. Size 38 x 15 Features Sold as a 4 pack 100 Premium double braid nylon