Develop a healthy time management method, it is a super efficient productivity tool, sometimes more efficient and natural than a smartphone. You can use the hourglass to limit the time watching TV and tablet and children's sense of time The hourglass of time means waiting for hope and longing, but it also makes you value your time, let you know when time is wasted, and take advantage of all the good times. Unique Design: Hourglass design with brass metal frame. You can have a good time in the slow sand flow, it is also a meaningful gift for your loved ones, teach your children not to hesitate, or use it to decorate the room. Any hourglass has been tested more than 1000 times, and the hourglass timer achieves the highest quality standard of 30 seconds. It makes starting work easier and prevents fatigue from overtime.