About This Detailed Size to Apply: our 1-30 minutes hourglass timers are measured about 1.93 x 3.74 inches, and 45-60 minutes hourglass timers are measured about 2.13 x 4.72 inches, compact and proper, easy to carry and store without occupying too much space Safe and Sturdy Material: this sands clock is mainly made of plastic, borosilicate glass and sand materials, fine in workmanship, safe and sturdy, strong and stable, not easy to fade, break or deform, offering you a long time service What You Can Receive: the package comes with 9 pieces of hourglass sand timers, which is printed with 1, 3, 5, 10, 15, 20, 30, 45, and 60 minutes, the nice combination can support your timing needs at different times; Note that the sand timer is not a precision timing device, there is a slight time deviation Wide Range of Applications: sand timers for classroom can be applied in your home, office, kitchen, dormitory, playroom and classroom as countdown timer, transition timer, eating timer, hand washing timer, learning timer, playing decorative and practical roles Nice Time Management: our kids sand timer is suitable for helping manage work time and breaks easily, which can naturally make goal setting pleasant and calm, help do things more efficiently and develop a strong sense of time, serving as a functional tool in life Overview Color : Bright Colors Brand : Aoriher Material : Plastic Product Dimensions : 1"D x 1"W x 1"H Item Weight : 1.11 Kilograms
