The 'RAW' 'Perfecto' Pre-Rolled Cone Tips are vegan-friendly and free of chemicals and chlorine. The unrefined purest natural fibers are produced without genetically modified organisms, under the use of wind energy and handrolled in Bali, Indonesia. These tips are not filters, they serve as spacers to prevent your cigarette from getting soggy and less tobacco getting into the mouth. By using a stable filter at the smoking end of your cigarette it also allows for a more comfortable smoke, a better shape. Additionally, they prevent you from wasting the end of your cigarette.