BWV1562 Features: * Tablet * Powerful 90pct available chlorine * Keeps pool water safe and clean by eliminating dangerous contaminants * Stabilized chlorine is U.V. protected against the sun"s harmful rays * Slow-release tablets require less frequent applications * Individually wrapped * Convenient for use in floaters, automatic feeders and skimmers * 99pct Trichloro-s-triazinetrione Dimensions: * Weight: 7 oz. * Dimensions: 9"" H x 8.5"" W x 8.5"" D