The Galileo Shop
Sand Timer Glass 5 minute 4"- Mini
An hourglass (or sand-glass, sand timer, sand watch, or sand clock) is a mechanical device used to measure the passage of time. It comprises two glass bulbs connected vertically by narrow neck that allows a regulated trickle of material (historically sand) from the upper bulb to the lower one.
New Natural Tone Sand Glass Timer is both modern and functional Measures 5 minutes of time.