Coach John Beyer, Calvert Aquatics Club, Southern Maryland
Here is a Fly, Back, Underwater practice I had my 13+ swimmers do.

Free Swimming Workouts, Sets, Ideas, and Dryland Exercises from Professional Coaches Around the World
Coach John Beyer, Calvert Aquatics Club, Southern Maryland
Here is a Fly, Back, Underwater practice I had my 13+ swimmers do.