The small plastic hourglass sand timer is made of durable PVC, safe and durable. This mini colored sand timers are not only great to look at, but they can also be used for a variety of applications such as children’s teeth brushing, washing hand, studying in the classroom, reading quietly, having breakfast and playing mobile phone games and so on. Wonderful and suitable gifts for your kids and friends. This sand watch for kids is exquisite in appearance and small in size, making it a perfect toy for children. In addition to entertaining children, this hour glass can help children regulate their schedule, strengthen their sense of time, and enhance their time management skills. It is a useful tool to help children grow healthily.