€ 299.50 · 4.9 (583) · En stock
The POWERbreathe® K-Series uses electronic variable threshold resistance training to provide a tapered load that will match the contraction curve of your own breathing muscles throughout your entire breath. This enables you to complete a full breath and muscular contraction at the most optimal resistance for you. In ot
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POWERbreathe The World's No.1 Breathing Trainer