Add a touch of modern elegance to your space with this liquid hourglass timer. Its unique design and captivating liquid motion make it a standout piece in any room. Use it as a decorative liquid timer on your desk or as a creative hourglass in your living room. The hand boiler timer effect is not only visually appealing but also a fun way to learn about the principles of thermodynamics. Features -Color:Assorted Color -Material:Glass -Size:17.50X4.50X4.50cm/6.88X1.77X1.77in -Unique home decor: the creative and unique design of the hand boiler adds a fresh and decorative piece to your home -Science experiment tool: ideal for educational purposes, demonstrating the principles of thermodynamics in a fun and engaging way -Artistic glass adornment: made with glass, this piece serves as a beautiful craft adornment for your home -Desk hourglass timer: It's for office use, adding a touch of elegance and functionality to your workspace -Liquid motion toy: the liquid the hourglass provides a calming and mesmerizing effect, It's for relaxation Package list: 10 x temperature hourglass timer