- 9mm Size Carbon Filters.
- 4 Packs Of 10 In One Cool Fold-Out Box!
- BLITZ System Brand.
BLITZ System are a 9mm Carbon Filter, created for a pleasantly dry and cool smoke. Heat-resistant ceramic caps on both sides allow for flexible insertion and low draw resistance. These filters are perfect for both tobacco pipes and for rolling, giving you a substantial reduction in noxious substances in your smoke.