About the product
- Compact, high quality break-resistant plastic, 3-ball inhaling breath measurement system
- Solid, non-shaky Construction; Removal bottom for thorough cleaning and hygiene maintenance
- Deep Breathing Exerciser for comprehensive respiratory fitness - 3 chambers for differing inhalation rates from 600cc/sec to 1200 cc/ sec
- Helps achieve optimum lung capacity and restoring disrupted breathing patterns
- Complete Instructions Provided; See video in images alongside; Ball Colors may vary
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