60 Minutes of Work, 5 Minutes of Rest: The elegant sand timer make it easy to track your work, measure your progress, and prevent burnout with a time out. With 1 hour of work and a solid 15 minute rest, you can stay focused and productive for longer. Precise Time: The hour glasses with sand 60 minutes have achieved the highest quality ±5% industry standard in the USA. The metal 60 minute hourglass can help you to follow up on the work easily, and to prevent the fatigue caused by overtime working. Antique Metal Hourglass: The 1 hour sand timer has elegant metal bases, matched with the stylish bronzed process, the texture is beautiful and classic. The 60 min hourglass will give your office, desk, home such a classy touch and self-confident.