Material：Crushed shells are made of natural shells, with smooth surface, uniform thickness and bright colors Multiple uses：You can inlay them on decorative walls, handmade boards, photo frames, mugs, flower pots and more DIY items, can be used as stepping stones, ceramics Portfolio, class project, artwork, tailgate, or other project Includes: 5-7mm，500g, for use in aquariums, helps the soil retain moisture, provides good drainage and is rounded and soft and easy on the feet thanks to the absence of sharp edges Outdoor decoration: add a beautiful touch to your outdoors: pavements, driveways, water features, ponds, water gardens, exposed aggregate floors or walls and around swimming pools Crafts: aquariums, rock gardens, succulents, cactus pots, aquariums, bamboo and bonsai trees. Ideal for home decoration projects: flower arrangements, centrepieces, vases, bowls, apothecary jars, wedding buffets, display jars