No papers, no filters.
The glass blunt gets you smoking in no time.
The spiral goes inside the glass tube and used as a screw for pushing the weed down, make sure that the device is filled compactly.
Glass blunts are reusable, it will be necessary for you to clean them after each use. Cleaning the tube and the spiral is easy.
Silicone caps are used to close the cylinder on each side. They make sure the weed inside the tube doesn’t spill.