UV treated material for added life >>Stinson® tarpaulins from Toolway are the perfect choice for all your covering needs. These heavy-duty black tarps are stronger than canvas and offer full weather protection. Their UV treated fiber and rope reinforced construction make them tear resistant and less prone to fraying. The double riveted corners provide additional strength. Rust resistant grommets are located every 3 feet for secure fastening. Each tarp includes 4 tie-down ropes for added convenience.