They are made from 100% Heavy Duty Canvas. They are olive drab 10 oz and 16 ounces after the treatment. They are breathable, water repellent, mildew resistant, are triple hemmed, and have brass grommets.
Canvas tarp is pictured at the bottom of the tent.
They are great for many uses:
•Camping Ground Sheet
They are available in 6'x8', 7'x9', 10'x12', 12'x14', 14'x16' and 16'x20'.