You can easily adjust the 720° angle according to your preferences to relax your mind and relieve work pressure. This metal hourglass has a delicate look, simple and elegant, retro and fashionable. You can set it up in your office and turn the timer when you're in a bad mood or overtired so you can quietly enjoy the sand falling. Relax yourself during the slow flow of sand and have a good time. This antique sand hourglass timer 15 minute clock meets the highest quality of American design ±3 minutes industry standard. This ensures accurate timing. Hour glasses made of high quality materials are safe and durable, so you can use them for a long time without worrying about damage. You can also use it as a creative decoration on your desktop.