Thank you for viewing❁ * New and unused * No need to comment, buy immediately OK * Bulk purchase welcome ✨ Please comment ✨ -------✧Product Description✧------- Purpose: Relaxation effect: The movement of colorful liquids is visually pleasing and can be expected to reduce stress and promote relaxation. Educational toy: It also has educational elements that can improve children's concentration and teach them about the differences between water and oil. Interior: It is also popular as a decorative item to adorn desks in offices and living rooms. Reusable: It can be used repeatedly by simply turning it upside down.