Reinforced Polyethylene 12 Mil. Material: Polyethylene Fabric Weight: 7 oz. per sq yd Thickness: 12 Mils lors: Silver / Black, Silver / White Grade: A Grade Finish: UV Ray and Mildew Resistant Grommets: #2 Brass grommets / spacing approx. 24" apart Size: Finished Size Tarp (size tolerance of +/- 2") Made in the USA