This is a children toddler plastic hand dumbbell. It is made of good quality PE plastic material, sturdy and durable to use. A practical toy to train kid's hand-eye coordination ability and promote parent-child interaction. Features -Color:Assorted Color-Material:PE-Size:18.00X5.00X5.00cm7.07X1.97X1.97in- Bright colors, attract the attention of infants and young children.- The material is plastic, safe and environmentally friendly.- Easy to clean and dry, very safe and hygienic.- Exercise the baby's grasping ability and hand-eye coordination ability.- Suitable for parent-child interaction, and promote the development of big sports such as turning over and crawling.Packing list: 5 x children dumbbells