Product Overview
The only made in the USA respiratory muscle training device purposefully built to strengthen intercostal and diaphragm muscles | live, love, breathe again inhalation and exhalation lung trainer uniquely offers two functions: resistance training on inhale and resistance training on exhale. you can set either the inhale or exhale knobs to 5 different levels of resistance, offering exceptional and unmatched strength and conditioning that can be adjusted and increased over time.