This unique hourglass puts a scientific spin on the sands of time. A magnet in the wood base interacts with the ferrous sand to produce mesmerizing, temporary stalagmites in the lower chamber of the glass.
The natural timer magnetically marks one minute and makes a great gift for gadget-loving co-workers, parents, teachers, or your own desktop.
Materials: Glass,Solid wood, magnetic, and iron filings
Dimensions (hourglass): 14cm high x 7cmdiameter; Dimensions (base): 8 x 8 x 2cm
Color: Black(sand) & clear(glass)
Net weight: 170g
Please allow 10-24 business days for the item to arrive.