Features:1. DIFFRENT TIME OPTIONAL - 5153060min 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 you'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 glasssandStyle:1: 30min2: 30min3: 5min4: 15min5: 30min6: 60min7: 30min8: 10min9: 5min10: 60min11: 30min12: 10minPackage List:1 x sand timer