Feature 1、 plastic+ sand material, safe and non-toxic 2、You can use it to time the cooking, brushing teeth, gaming and exercising 3、Can be used as decoration to children room, living room, toilet, and kindergarten 4、Reusable and durable: it can be used repeatedly and durable for long time use 5、Gift: you can buy it for your friends; suitable for home and office The sand glass is made of plastic+ sand, and it is safe and non-toxic. It can be used to time cooking, brushing teeth, gaming and exercising; it can be used repeatedly and durable for long time use. Features: plastic+ sand material, safe and non-toxic. You can use it to time the cooking, brushing teeth, gaming and exercising. Can be used as decoration to children room, living room, toilet, and kindergarten. Reusable and durable: it can be used repeatedly and durable for long time use. Gift: you can buy it for your friends; suitable for home and office. Specifications: Condition: Material: Plastic+ Glass+ Sand Color: Colorful Size: approx. 8.5*2.5cm/ 3.34* 3.34in Weight: approx. 97g/ 3.42oz Package List: 6* Sand Glasses Notes: 1. Please allow 0-2cm error due to the manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.