Ultra Duty 8'x16' Finished Size Industrial Strength Green Polyester Canvas Tarp with Brass Grommets Approx Every 2 Feet All Round Water Resistant Canvas Tarps. 15oz/ sq. yard. Finished Size is 3-5% or up to 10 inches less after edges are hemmed Double Lock-Stitched for Maximum Durability NO waxy feel; NO color stain; NO strong odor Military Grade Polyester Canvas