[Sand Timer Set]5pcs hourglass combination includes five different time settings (3 minutes, 5 minutes, 10 minutes, 15 minutes, 30 minutes) for macaron time hourglass, which can meet various purposes in and make time management more flexible and efficient. [High Quality Materials]The hourglass is made of high-quality rainbow sand, which is delicate, smooth, and has a bright luster. At the same time, it adopts anti slip design, without burrs or hurting hands, which can be used with confidence. Thickened anti-seismic sponge interlayer, more stable glass body. that it is both aesthetically pleasing and during use. [Visual Timing]The timing process of the hourglass timer is intuitive and clear. Users only need to observe the flow of sand particles in the container to accurately determine the remaining time. But the hourglass making process can cause a timing error of about 10%. [Widely Used]This hourglass set includes various time specifications, ranging from a few minutes for short periods to half an hour for long periods. Whether it is focused training during learning, precise timing during cooking, or interactive between parents and children, they can all play their roles in improving the efficiency and quality of life and work. [Notice]Please do not use anything to scratch the text on the glass to prevent it from falling off. It is normal for sand to stick to glass at times, and you can use your fingers to lightly flick the glass or leave it in sunlight for a period of time to relieve it. Color: As Shown Material: Plastic+Glass Package Contents: 1Set x sand (3/5/10/15/30 minutes with different colors sand ) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.