Workout

Warm Up (600)
Swim 12 x 50's on :50

Set (600)
12 x 50  on :55
 ...first 8 strokes of each 50 is stroke
...IM order

Set (2000)
4 rounds
300 free on 4:00
…+:05/rd 
2 x 50 kick on 1:00
100 free on  1:30
...-:05/round

 
Cool-down (200)
200 easy