With this 60 minutes sand timer and the 5 minutes hourglass, you can tackle your work efficiently. The hour glass with sand sets will give you 60 minutes to focus on your work and 5 minutes to take a short break. This sand watch timer can help you arrange your work and rest reasonably, and help you achieve a good state of harmony between work and rest. The sand clock suit is made of high quality and transparency high borosilicate glass, which is tough, durable and resistant to high temperatures. The sand glass is paired with a wooden base for easy placement on the table top. You can casually place this sandglass on the desktop of your bedroom, office, study and other places. It is strong and stable, and will not fall down easily.