Designed for focused, calm play. It is used by parents, teachers, and therapists to help children self-regulate their breathing and bring back attention as they focus on the swirling contents. From watching the sparkly magic to exploring the different textures on the silicone caps, it's a hands-on journey that calms busy minds and creates a little slice of calm. Craft packet included to get you started. Made from Tritan plastic with silicone caps to protect from knocks and drops. Just add water and you're ready to go! Refill and reuse for endless play opportunities. Ages 3 and up.