Session that you need to focus on your technique. Pretty intensive bit I’m sure that you’re going to enjoy it!
100m F/C arms with pull buoy
2x50m F/C legs
2x100m: 25m F/C, 50m doggie paddles, 25m F/C
6x200m F/C- long, strong strokes @80%
I need to say that I really enjoy that one!