Large hourglass with grey sand - 10" tall x 4.5" at the widest point of the bulbs. Times for approximately 28 minutes.
Medium hourglass with yellow sand - 9.25" tall x 3.5" at the widest point of the bulbs. Times for approximately 15 minutes.
Small hourglass with white sand - 2.75" tall x 1.5" at the widest point of the bulbs. Times for approximately 3 minutes.