Plastic dumbbells are an ideal exercise tool for childrens hand, eye and arm coordination. Dumbbells are made of Abs material, with bright color, good toughness, and difficult to deform. Our products are made of plastic, harmless, ensuring the safety of children. The closed opening design can prevent the core from rusting and durable. Dumbbells can be used not only as fitness tools, but also as childrens entertainment toys. They are perfect for dancing, performing, gymnastics and outdoor games. Dumbbells are ideal gifts for childrens birthdays, Thanksgiving Christmas, etc.