Check the listing for details. 2 Marpac Premier 3/8" x 20' Double Braid Nylon Dock Line, Boat Mooring Rope BLUE. Condition: New. Listed at 24.50 USD. TWO Pack - Brand New 3/8" diameter x 20 ft Blue Double Braided Nylon Dock Lines. - Each dock line is ready to use with a 12" spliced eye and the bitter end whipped for a professional look - 730 lb Safe Working Load - Uv proof - Best line for strength and flexibility - Oil rot and mildew resistant. - Free Shipping to all United States Zip Codes. - Note: Lines may be removed from the plastic package for the free shipping.TWO Pack - Brand New 3/8" diameter x 20 ft Blue Double Braided Nylon Dock Lines. - Each dock line is ready to use with a 12" spliced eye and the bitter end whipped for a professional look - 730 lb Safe Working Load - Uv proof - Best line for strength and flexibility - Oil rot and mildew resistant. - Free Shipping to all United States Zip Codes. - Note: Lines may be removed from the plastic package for the free shipping.