AquaQuartz pool filter sand is the worry-free, hassle-free choice to keep swimming pools clean and crystal clear. The premium pool filter sand does not stain and ensures easy maintenance at a lower cost by filtering out dust, algae, suntan lotion, oil, leaves and insects. This ecologically safe sand does not solidify and will help prevent clogging and channeling. Inert and odorless, 100% natural sand is chemical free and backwashes easily and evenly. For residential & commercial sand filters.