A 1550m sprint session for top-end speed and power.
Friday Speed 1550m Swim Workout. A 1550m sprint session for top-end speed and power. Focus: speed. Pool: 25 m. Total: 1550 m. About 31 minutes. Blocks: 400m Easy Swim 400 m zone: GA1. 4x50m Build 50 m rest 20s zone: WA. 6 rounds of: 50m Sprint 50 m zone: SA. 400m Aerobic 400 m zone: GA1. 250m Easy Cooldown 250 m zone: ReKom. Open this workout in the free builder to customize reps, rest, zones, and export to PDF or Garmin. See every zone with the Swim Interval Calculator. Check pace and splits with the Swim Pace Calculator.