12oz Canvas Tarpaulin, 20 x 30Strong, breathable, water resistant 12oz canvas tarp, 20ft x 30ft. Standard color olive drab. Triple thick hems all seams and hems are double stitched for reliability. Grommets are placed approximately every 2 feet. Features: Ideal for protecting cargo; covering equipment; covering supplies. Water resistant & breathable 12oz canvas protects against: condensation; rot; wind damge Size listed is "cut size"; tarp may be slightly smaller due to seam & hem