Bring shade with you wherever you go with the Blue Clamp-On Beach Umbrella. This 4-foot octagonal canopy is made of 75-denier polyester fabric. This fabric has a sun-protection factor of 50. For this reason, this umbrella is recognized by the Skin Cancer Foundation as an effective UV protectant. The clamp at the end of the zinc-plated pole will attach to nearly any horizontal or vertical surface. It"s ideal for use with your favorite beach chair. This umbrella is so compact that you can easily store it in your trunk, keeping it always handy. About RIO Brands With its impressive 60-year history, RIO Brands is the most enduring company in the outdoor furniture marketplace today. RIO Brands has earned a superb reputation for providing constant innovation, fashion leadership, dependable quality, and outstanding customer service. * Rugged 75-denier polyester shade * 4-foot octagonal blue shade * Zinc-plated pole and ribs * Clamps onto vertical or horizontal surfaces * Offers SPF 50 sun protection * Recommended by the Skin Cancer Foundation