DescriptionThis colored glass marble is manufactured with glass material for durable use. These decorative and novelty colored glass beads can be used for kids playing games, or you can also utilize it for any DIY crafts and for manufacturing processes. It is the perfect gift for your kids.Features-Color:Random Color-Material:Glass-Size:1.60X1.60X1.60cm/0.63X0.63X0.63in- Made of glass material, safe for decorating your fish tank, do no harm to your fish, and durable for use.- Bring more beauty and charm for your fish tank. An additional decoration for aquarium.- Exquisite craftsmanship makes it look chic, and it will bring a beautiful scenery to your aquarium.- These glass balls can be used as glass marbles toys for kids and bring them a happy childhood.- You can send these glass marbles kit to your families and friends as a gift, they will be happy.Packing list30 x Glass Marbles