Wonderful gift, sweet warm friend family and yourself Suitable for: regular cooking, games, children brushing teeth, sports, schools, and so on You can also put it in your home or as a decoration Pacage Includes: 20Pcs different colors and time sand timer.you can do different uses Materials: make from materials,, glass, sand Counting time 15 / 30 / 60seconds ( Notice: This is a sand timer games It is not a precisions timing device, so each with 10% time deviation