This multi coloured dildo has a slight bulbous shape tip, with a slightly narrower shaft. The shaft is also ribbed to give added stimulation. Depending on the light and surroundings the colour changes from golds, pinks and greens.In addition to normal erotic massage you can also vary with tempertures. You can use a glass dildo cold or hot. When you have a cold glass dildo, your vaginal muscles will contract, giving you a very intense feeling which you will do shudder of pleasure. To make a glass dildo cold, just use cold water, the refrigerator or the freezer compartment. A hot glass dildo feels comfortable and because the blood vessels dilate, the bloodflow in the vagina or anus is stimulated and improved. This gives a pleasant and exciting feeling. You can simply heat a glass dildo with warm water.The glass keeps the cold or warm temperature quite long time for longer pleasure.