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Read more Protect What You Love! During past years Adurance has been creating unique sport accessories for your everyday life. Our motto is - Protect What You Love! Top Quality Materials Designed to Delight Built for Satisfaction Friendly and easy-to-reach support Adurance Breathing Exercise Device Lung Health Exerciser Increasing your inhalation load while training is like lifting weights for your breathing muscles. More respiratory power and stronger breathing muscles will supercharge your stamina and endurance. Adurance's training device offers four levels of resistance which allows you to work on breathing power, inspiratory muscle strength, and breathing technique Breathing Exercise Device IMPROVE LUNG CAPACITY COMFORTABLE TO WEAR ADJUSTABLE RESISTANCE DIAL Read more