GustBuster SunBlok 58" Umbrella (Silver/Black) 100% Nylon Imported Sun-block umbrella for the beach, outdoor concerts, or picnics Blocks 96 percent of harmful UVA and UVB rays Lets wind pass through umbrella while you stay dry Wind-tested to 55-plus miles per hour Measures 58 inches fully open; lifetime warranty; Comes in a Black cover