【Swivel Design】360 degree rotation, with strong metal, it is very stable for standing and turning around.【High quality materials】Made of durable high borosilicate glass and non-toxic sand exquisite.【Beautiful & Unique Appearance】Brass frame and clear hourglass is suitable for any office and home. The high transparent glass allows you to observe the time clearly.【Function】It is much easier to cultivate children's sense of time by setting time limits for TV and tablet, because the hourglass makes timing more amusing! Cool gadgets for timing cooking, games, exercises, meetings, etc.【Perfect Gift & Decoration】You can send it as a gift for families, friends and children in all kinds of festivals. Use the hourglass somewhere in your office or home as a classic decoration. This hourglass is unique enough to catch your attention. Note: The data are all manual measurement, please allow 1-3cm error, due to the light and display difference, it there will be some color difference, depending on the physical item received.