Watch as Bill Rose, Co-Developer of the LungTrainers Breathing Device, demonstrates how to properly clean your LungTrainer mouthpiece using LT Freshen, the Ultimate Mouthpiece Cleaner.
Watch as Bill Rose, Co-Developer of the LungTrainers Breathing Device, demonstrates how to properly clean your LungTrainer mouthpiece using LT Freshen, the Ultimate Mouthpiece Cleaner.