Easy to use: each EASTER light up bracelet comes with electronics, so you just need to turn on the switch, the bracelet can automatically light up, and the size of the bracelet can be adjusted, suitable for people of different ageswearing on the EASTER LED bracelets can add a festive atmosphere of ChristmasSafe material: the light up bracelet is made of environmentally friendly TPR and plastic materials, which are safe and durable, smooth edges will not har