Natural Chemistry 04013 Spa Clear Chitosin Based Concentrated Water Clarifier<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>New Natural Chemistry 04013 Spa Clear Water Clarifier</li><li>All natural， chitosan based clarifier made from recycled crab shells</li><li>Highly concentrated formula</li><li>Non-toxic and environmentally friendly</li><li>Compatible with all sanitizers and spa surfaces</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41JUDHM3kHL.jpg" noproxy>