Vevor Decorative Pebbles 1-2" Multi-Color Polished River Rocks 15 lbs NewThese natural multi color river rocks are polished smooth and sized 1 2 inches for decorative landscaping and plant display. Made from natural rainflower stones, they are durable, fade resistant, and suitable for indoor or outdoor use. The stones help retain moisture, improve drainage, and reduce weed growth around plants. They work well in flower pots, fish tanks, water features, pathways, and garden beds.