| MP Focus Swim Snorkel Restrictor Cap |
 Placed inside the barrel of the Focus Swim Snorkel , the MP (Michael Phelps) Focus Snorkel Restrictor Cap will help build lung capacity and restrict breathing by up to 40% to increase cardiovascular strength. A must-have training tool for competitive swimmers, the MP Focus Snorkel Restrictor Cap will take your swim performance to the next level. Snorkel Restrictor Cap Features: Restricts breathing by 40% Constructed of durable synthetic material Fits regular and small Focus Swim Snorkel Shipping weight: 0.25 lbs. Price: 5.99 |