This set of self activating sand timer is a first choice for Parents and Teachers who want to introduce time management to the Kids. They will learn while playing or performing activities and be productive at the same time. Their best use is during the Tooth brushing, Toys Room Cleaning, Time out for naughty Kids, Gaming activities, Swimming, Painting and fun decoration for kids room. Counter: The Combo pack of 6 includes 30 Seconds,1 Minute, 2 Minutes, 3 Minutes, 5 Minutes and 10 Minutes hourglass. The time duration is mentioned on each Sand Timer for quick differentiation. There is a time deviation of 10% Durability: It is made from durable acrylic and filled with matching color Sand. However, the inner glass may break when dropped from height Size: 3.5 inches X 1 inch Weight: 10 Grams Color: These are available in attractive colors such as Pink, Yellow, Green, Red, Black and Blue NOTE: Not Suitable for children under 03 years Condition: New and Packed