A complete glass time keeper with purple color sand in it is timed to a precision of two minutes thirty seconds. Seems like a good enough time to finish rolling up. Race against time has always been very interesting. Height: 5 Inches, Dia: 2 Inches
This is a green volcano in a glass chamber. The dual gel based combination gives an antigravity effect to the green lava inside this volcano. Tasks like crushing and rolling against the time of this v..