Product Description Polytuf Heavy Duty Silver / Green Tarpaulins are great for medium term or medium to heavy duty applications. Made from quality polyethylene blended fabric and have reinforced corners for premium long lasting performance, resisting tearing and ripping. All Polytuf Tarpaulins are treated with Sunshield UVI, a specifically formulated ultra violet light inhibitor for maximum UV resistance. Available in a range of sizes. They are ideal for ground sheets, wind breaks, sand pit covers, temporary cargo covers and building covers.