Workout

Warm-up (600)
300 swim, 100 kick
200 drill

Set (600)
4 rounds
25 under on :30
50 EZ on 1:00
25 FAST  NB swim on :30
50 EZ on 1:00

Set (1500)
2 rounds
75 fast on 1:15
25 kick easy on :45
2 x 75 fast on 1:15
50 kick easy on 1:30
4 x 75 fast on 1:15
50 easy
 
Set (500)
Pull 500
...3cb

Cool-down (100)
100 EZ choice