Feature:1. Natural stone material, after classics water is wet, can form a kind of add colour effect, can beautify aquarium purifies water quality.2. Suitable for fish tank, aquariums, flowerpot, platform sets, etc.3. Convenient and practical, available for freah water, seawater.4. Made of quality material, safe, non-toxic, eco-friendly, durable.5. Natural sandstone, good landscaping decoration for figh tank.Specification:Item type: Fish Tank SandCondition: 100% brand newMaterial: SandstoneColor: whiteCapacity: about 1000g/bagSingle grain diameter: Approx. 0.3-0.7cm/0.1-0.3inProduct use: fresh water, seawaterApplicable scope: fish tank, aquarium, flower pot landscaping, turtle tank bottom sand, platform set, water treatment filter, etc.No artificial addition of dyeing ingredients, the color is slightly dim in the dry state. After being wetted by water washing, it will form a color-increasing effect.Instructions:1. Open the bag, put it into the cleaning container, wash it 2-3 times, remove the dust, and wash the grass without mud.2. Lay into the bottom of the tank, use a sand shovel or other flat object, flatten as needed, or make an undulating shape. Package List:1 Bag x Fish Tank SandNote:Long-term use will accumulate dirt, it is recommended to clean regularly.