The V12 Twisty Glass blunt is so easy to use! Easily pack up to 1.5 grams of tobacco in the glass tube and twist the screw counter-clockwise into the tube. After that, all you need to do is light the end and puff, puff, pass. To ash your contents, simply twist the screw clockwise and the ash will get pushed out the glass for your next party. Each V12 Twisty Glass Blunt comes with a premium 2mm thick German-engineered glass that is ready to go! The V12 Twisty Glass Blunt is perfect for on-the-go!!!