By using an actiTube activated carbon filter, a large part of the hazardous substances are filtered by the active carbon and not inhaled. This also cools down the smoke and creates a pleasantly mild taste.
quantity: 1 box with 100 filters
size : 8,4mm x 35mm, fits in most common 9 mm pipes
Activated charcoal filters for rolling or for cigarettes and pipes
made in Germany