Pay in 4 interest-free payments of $11.25 Learn more
Ships within 48 hours · Estimated delivery Oct 6 - Oct 11
High quality roto cork
Base wax improves durability
the filter gets very damp
The Sportube hard case is BNS's favorite way to travel
Airtrim Filters Racing Pack description High quality roto corkAirTrim Cold Air Masks warm the air you breathe to help in extreme cold and dry conditions. There are four filter types Sport Asthma and Racing 1, 2 and 3. The old Asthma filter has been replaced with the Sport filter for 2024. The Sport filter is renamed the Sport Asthma filter. It provides the most warming (lowest airflow) and is for low to medium intensity exercise and people with asthma or angina who suffer from breathing cold air. Because the
