Ryan Woodruff
We did this set in a pool with a 9-foot depth at the turn end. The interval was set up as :10 to :20 rest so that swimmers could take the rest they needed to make their underwaters fantastic and go at their own pace.

Free Swimming Workouts, Sets, Ideas, and Dryland Exercises from Professional Coaches Around the World
Ryan Woodruff
We did this set in a pool with a 9-foot depth at the turn end. The interval was set up as :10 to :20 rest so that swimmers could take the rest they needed to make their underwaters fantastic and go at their own pace.
