This is a reflective soccer ball keychain. It is sold as a set of 10, not individually. Wearing it can alert drivers to your presence, contributing to safety! By attaching it to items you use daily, such as bags, backpacks, sports bags, and school bags, it reflects the lights of bicycles and cars, protecting children's safety even at night!! How about it for children who are in the soccer club or love soccer? It also makes a great gift! ◯ Size: Approximately 5cm x 5cm ◯ Material: PVC with ball chain