Aigend Breathing Exerciser - Deep Lung Exerciser Breath Exerciser System Spirometer 3 Chambers, Clear

Breathing exerciser: Innovative system to exercise respiration through inspiration
Solid, non-shaky single piece construction; 3 chambers for differing inhalation rates
Device is composed of Base and central part divided into three chambers containing three small spheres different in colour
Three spheres rise proportionately to the inspiration exerted by the user. Innovative design, can be dis-assembled into parts for cleaning and disinfection
Complete Instructions Provided. Helps achieve optimum lung capacity and restoring disrupted breathing patterns