Campmor PU coated nylon tarp with grommets in the corners and down the sides. 1.9 oz. per square yard reinforced high count taffeta nylon. Very light and flexible. Waterproof urethane coating. Grommets at all corners and about 3.5 feet apart on the hems. Finish sizes are slightly smaller. Made in the USA. Weight = 2 lbs.