Metal Liquid Gravity Hourglass

This unusual desktop timer suspends a sand-filled hourglass inside a liquid-filled glass cylinder. Flip it to watch the white sand fall while the hourglass itself floats upward.

Key Features

• Sand-filled hourglass suspended in a liquid-filled cylinder
• Chrome-finished metal construction
• Engaging educational and desktop display
• White sand with an approximate 1- to 2-minute flow

Specifications

• Approximately 1.5" diameter x 8" high
• Approximate flow time: 1–2 minutes
• White sand