CARURBODY 5LBS Ceramsite Clay Pebbles for Orchid - Mini Leca Clay Pebble for Plants Drainage - Perfect Ceramsite Balls as A Soil Topper for Indoor Plants, Cacti Succulents Bonsai.Brand: CARURBODY Color: mix pebbles Features: MaterialMining clay pebbles Made from natural clay,form them into beads through the traditional high temperature sintering process calcination made from. Non toxic and tasteless, will not hurt your plants or fish. DesignDiameter approximately 4 5mm,the internal structure of the ceramsite is characterized by fine honeycomb micropores, there are many gaps, hold water and slow evaporation of water.