Twisty Glass by 7pipe. Easily pack up to 1.5 grams of cannabis into the glass tube and twist the screw counter-clockwise into the tube. Engineered to have a unique infini-cherry to avoid having to light the blunt before every hit and made with premium 2mm thick German-engineered SCHOTT's glass that is ready to give you a clean hit every time. The Twisty Glass Blunt can also be inserted and used with any 14mm bong! The Twisty Glass Blunt is perfect for smoking on the go.