【20lbs River Rocks】The river rocks are about 1-2 inches. All the rocks are hand-selected, machine polished and coated with pure paraffin to enhance the color and luster, In order to better present in front of you 【Pebbles for indoor plants】The high polished mixed color pebbles by FANTIAN are natural and non-toxic river stones. The round and smooth mixed color pebbles cover succulent plants, potted cactus and outdoor garden beds, which can provide good drainage, help the soil retain moisture, and add beauty to your fairy garden. 【Decorative Pebbles】Pebble can well decorate aquarium or turtle tank, keep the water body clean, let fish or turtle get along with stones more harmoniously. Add pebble to your flower show, fix the position of the stems, make your flower or luck bamboo vase more harmoniously connected. DIY designing wall, floor, vases, wedding buffet, display canisters, pillar candle in hurricane glass fireplace and craft project. 【Landscape Rocks】Since there are no sharp edges, pebbles are easy to step on under your feet. Inlay smooth and round pebbles on the courtyard road, and then walk barefoot on it to promote blood circulation. Great for outdoor decoration for gardens, lawn, fountain, water features, pond, swimming pools and sidewalks 【Easy to Use】Please wash the surface with hot soapy water for 5 minutes before putting it in the aquarium, and then wash it with clean water. If you have any questions, you can contact us at any time, and we will do our best to solve your problems