Product description: MP Focus Snorkel Airflow Restrictor Set (small fit)
The Focus Restrictor cap is placed inside the barrel of the Focus Snorkel, restricting breathing by 40% to increase cardiovascular strength and build lung capacity.
- Restricts breathing by 40%
- Increase lung capacity
- Increase cardiovascular conditioning
- Builts respiratory muscles
- Fits regular fit and small fit Focus Snorkels
- Constructed of durable synthetic material
