Description
I Can Breathe! Valves fit the activated carbon filters for the sports kits.
Valves: Plastic
The US cyclists used the sports kit in the Beijing Olympics as the valves allow rapid exhalation of air.
Related products
Free Gift
I Can Breathe! Valves fit the activated carbon filters for the sports kits.
Valves: Plastic
The US cyclists used the sports kit in the Beijing Olympics as the valves allow rapid exhalation of air.