Canvas tarp. Special durable construction for multi purpose use where a breathable fabric is necessary to prevent rot or rust on objects being protected. Heavy triangular reinforced patches made of 4 layers of canvas, provides extra-strength at eyelet stress points. Brass rustproof grommets are conveniently spaced every 3 to 4 ft. Specially treated to resist water and mildew. All seams are double stitched with heavy-duty, rot-resistant thread. All tarpaulins 12' x 14' and larger will be equipped with a poly rope in hem. 10 oz. Color: Dark brown.