For anyone curious, these tips are roughly 1" long and 8mm in diameter. They fit perfectly in a classic 1 1/4 paper and pull effortlessly. The spiral design creates an even pull across the surface and ensures an even burn.

*NOTE* must be cleaned after each use. Swilling around in some 91% ISO will break up and loosen any residue, which can then be rinsed fully clean with hot water.