When the weather is unpredictable, few things give you peace of mind like a nylon tarp. Lewis N. Clark Nylon Tarps are constructed of 210-denier Oxford nylon for extreme durability. Reinforced grommets, evenly spaced at 3 intervals around the perimeter, make cinching the tarp down over your gear a breeze. Lewis N. Clark nylon tarps are waterproof and include a zippered carrying case. Sizes: 8L x 6W. 10L x 8W. Color: Navy. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Tarps.