There are three raised glass marbles on the right side of the bowl that serve as a roll stop and a carb hole on the left for clearing the pipe of smoke

but that's not the only color to choose from when picking this 7

During the 1930s

It will also work as an insulator in outdoor situations and will help you control the airflow for more efficient dabbing

Smoke Cartel Multicolor Borosilicate Glass Chillum Taster Colored Glass There are three raised glassNeed a one hitter for your outdoor adventures? Skip generic pieces and check out this Multicolor Tobacco Taster. This lovely taster is shaped with thick borosilicate glass and has subtle multicolor twists that give it a stylish look. It measures 4 inches long, becoming just the right size to carry around yet still enjoy smooth and delicious hits. The pipe measures 4 inches long and the colors may slightly vary.