PURIZE Filters are high quality active charcoal filters Made in Germany The highly effective activated charcoal in our filters is ï¸organicï¸in origin andabsorbs harmful substances in the smoke.The latest in our product portfolio is our XTRA Slim Size! This tiny filter with its high draft is even better for rolling with small diameter at 5.9mm The activated charcoal which is in a PURIZE Filter, has a surface area which is comparable to a modern Jumbo jet wing. This enables undesirable substances such as tar and dust to be filtered out with each puff of the smoke Only the desired active substances, aromas and flavours comes through with the smoke to be inhaled for a enjoyable smooth smoking experience. Harsh blends are made milder, and even smoking PURE will be smoother. With PURIZE filters you save your lungs, thats for sure! Additionaly, we rely on use of 2 heat-resistant ceramic caps on both sides of the filter. No matter which way round you place the activated charcoal filter it will work, with PURIZE there is no confusion, their is no right or wrong, PURIZE always fits!