100% Marine Polyester. 600 Denier x 600 Denier. 6.8 oz. Strong and durable. Highest tear strength available. Excellent UV and mildew resistance. Excellent resistance to fading and rot. Extremely water repellent. Excellent sun blockage. Breathable to help allow interior moisture to escape. Durable Water Repellency (DWR). 3 Year Limited Warranty. Available in Mossy Oak® Break-Up Country and Mossy Oak® Shadow Grass Blades.