Nebula (Green)

The Nebula Freezable Electric Rig from Krave is the first of its kind. The glass attachment at the top is removable and freezable to give an added cool off, as your rips filter through the water. Amazing right? This thick borosilicate glass attachment features a double wall glass design that is filled with glycerin in the middle. Glycerin is a non toxic gel like fluid that is found in food and sweets. The reason why glycerin is used with these frozen bongs or frozen rigs is because it freezes much faster than water and also stays frozen longer than water would! Just place this freezable gla…