Features: 1. DIFFRENT TIME OPTIONAL - 5/15/30/60min optional. These elegant yet sturdy sand timers make it easy to track your work, measure your progress, and prevent burnout with a time out. You can stay focused and productive for longer. 2. ELEGANT SAND TIMER - These sturdy borosilicate glass sand timers are simply gorgeous. The minimalist design will stand out on any desk, doubling as a decorative boost in your productivity. 3. ACHIEVE BIG GOALS EASILY - Breaking down your goals makes them easier to achieve. By turning your ambitions into small, you can spend your time wisely and reach your life goals faster. 4. STURDY AND STABLE - These solid glass sand timers are built to last, will remain stable and protected even when you39;re working in a busy coffee shop or cooking. 5. BE MORE PRODUCTIVE INSTANTLY - With these sand timer, you can tackle your work efficiently. Break down your work into easy, efficient intervals. Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. Specification: Material: Borosilicate glasssand Style: 1: 30min 2: 30min 3: 5min 4: 15min 5: 30min 6: 60min 7: 30min 8: 10min 9: 5min 10: 60min 11: 30min 12: 10min Package List: 1 x sand timer