Leisure Time 45300 Reserve Sanitizer， 32 oz (946 ml)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>This product should be added when the spa/hot tub is filled and weekly thereafter to maintain a bank of bromine in the water.</li><li>Compatible with bromine sanitizing systems</li><li>For more than 25 years， Leisure Time has been the premier name in spa water care</li><li>Fast dissolving for immediate results</li><li>100-Percent bromine sanitizer in an easy-to-use liquid form.</li><li>Sanitizer half of a two-part chlorine-rree system</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41K4cOh573L.jpg" noproxy>