Workout

Warm Up (600)
12 x 50’s on :50

Set (500)
Swim 10 x 50 on :50
...odds kick/free
...evens build

Set (400)
8 x 50 on :45
...descend stroke count 
...descend 1-4 

Set (1700)
3 rounds
3 x 150 free on 2:15
...descend 1-3
2 x 50 on :40

Cool-down (200)
200 EZ choice