Workout

Warm-up (500)
300, 100, 100
...s/k/d 

Set (400)
2 x 100 free on 1:40
…descend 1-2
4 x 50's on 1:00
…25 stroke drill/25 fr 

Set (2000)
2 rounds
200 free on 3:30
4 x 100 on 2:00
...25 stroke/25 free
200 free on 3:30
4 x 50's on 1:00
…IM order

Cool-down (200)
200 choice