HIGH QUALITY MATERIALThe cute and fresh macaron timer is composed of durable PVC, high borosilicate glass, sand, the hourglass case is made of glass, and the cover is made of plastic, which is very durable and not easy to damage. MULTIPLE USESHourglass timer is suitable for timing children's brushing, learning, cooking, exercise, games, etc. It can also be used at home, classroom, office, outdoor and other places, a practical timing tool in daily life, for children and friends Best gift. BEST TIME MANAGEMENT TOOLHourglass timer size is: 9*4CM, easy to carry, can help your child do things more efficiently and develop a strong sense of time, which helps to improve concentration. TIMER SET5-piece sand timer: 3 minutes, 5 minutes, 10 minutes, 15 minutes, 30 minutes a set. Different colors, clearly numbered on both sides, easy to distinguish. TIPSChildren's sand timer is not a precision timing device, there may be +10% time deviation, when children under the age of 6 use the timer, please under the supervision of an adult.