About this item Material: pure natural rock composition, colors will not fade. The package includes: 1LB (500Grams), Size: 3-6mm, for small applications. Use for Potted Plants, Succulents, Flower arrangements, Vase fillers, Aquariums. is widely used in -Perfect for plants bedding, vase filler, fish tank, landscape bottom decoration, best gift ideas for friends and family. Reminder: Because it is a little dirty from natural gravel, please clean the dust on these stones before using.