Natural material: Made from natural clay, form them into beads, then bake them into tough balls at a high temperature. Non-toxic and tasteless, leca for plants will not hurt your plants or fish Improved Design: 8-10mm Mining clay soil, can be used for potting soil indoor plants. Our clay pebbles are upgraded medium LECA，they hold water for longer, are much cleaner than traditional LECA balls or rocks for plants, and are gentle on roots Perfect For Multiple Plants: Lovely and beautiful appearance, not broken aftersoaking, not easy to blow away, inert, pH-neutral, and clean, perfect for succulentplants, hydroponics, orchid potting mix and other gardening essentials Thermal insulation & Breathable: Hold water and slow evaporation of water, keepthe drain open and increase the pot's air permeability Dust free: Shop in the basin mouth surface is not only beautiful and dustproof, but also can keep water and fertilizer, Those lovely pebbles for plants can be used as pumice for plants, reduce soil hardening, and prevent soil splashing when watering Description: Rurtsva colorful clay balls for plants are made from natural clay and baked into tough balls at a high temperature. They are non-toxic and tasteless, perfect for home decor projects and hydroponic growing. They are multicolors including pink, blue, green, yellow, white, and brown. With their circular structure, they provide excellent aeration, prevent rotting and excess acidity, and keep your hands clean. Moreover, they are dust free, thermal insulation and breathable. Perfect for orchids, succulents, aquariums, hydroponics supplies，rock gardens and more! Natural clay, non-toxic, tasteless and eco-friendly. Ideal for hydroponic growing, they are perfect for flood and drain, deep water culture and drip feed systems. Can be used as drainage layer, thermal insulation, breathable and dust free. Variety of colors available for perfect home decor projects and decorative top dressing rocks.