Natural Gravel. Natural Sand. Natural Coated Sand. 100-percent Acrylic Coating. Will not alter the chemistry of your aquarium water. Non-toxic. Colorfast. Used in Fresh and Saltwater Aquariums. Ponds. Terrariums.

Colors Available: Liberty, Pink Flamingo, Black Beauty, Neon Green, Pastel Rainbow Frost, Fruit Delight, Neon Purple, Lavender Frost, Turquoise, Rainbow, Red Frost, Blue Frost, Pastel Pink Frost, Marine Blue, Timberlite, Deep Blue Frost, Burgundy, Daffodil, Primrose Pink, Current Red, Purple Passion