These glow-in-the-dark reusable water balloons come in a set of 10, designed for extended play with their refillable and durable construction. The included reusable storage bag ensures convenient portability and organization. Ideal for outdoor activities like backyard gatherings, camping trips, or beach days, they encourage group play for ages 3 and up. Their glow feature adds an extra element of fun to water battles, making them a practical option for active, screen-free entertainment.