Glass Marbles, which is made of high-class glass material for the long-term use. The combination of companionship and entertainment toys, increase parent-child feelings and let the children happily grow. Rolling Beads Toy exercises your child's hand-eye coordination and improves your kids' reflexes. Features -Color:Assorted Color -Material:Glass -Size:1.40X1.40X1.40cm/0.55X0.55X0.55in -Note:Each bag contains about 100 marbles. - By plaything Rolling Beads Toy and strengthens fine motor skill extending the children's . - Plaything Rolling Beads Game can also cultivate children's sense of competition. - Interactive Marble Run Game Beads are made of high-grade materials, safe and durable, and can serve you for a long time. - Those colorful glass beads are great as family entertainment birthday party and festival gifts. - The workmanship of this product is perfect, and you will have a good experience in using it. Package list: 1 x Bag of Glass Beads