Polytuf® Brands 3.1 oz. BROWN/BLUE™ tarp is the ideal high volume tarp. BROWN/ BLUE™ has become the preferred choice because of its low cost and convenience. Our tough BROWN/BLUE™ tarps come In a wide range of cut sizes to suit both your needs and the consumer's. BROWN/BLUE™’s many uses Include tarpaulin, windbreak and construction or hauling cover. Also makes a great cover for machinery, boats, pallet or ground.