Workout

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

Set (500)

10 x 50's on 1:00
...odd- 12 kicks/3 strokes
...even- 25 fast/25ez

Set (1700)
50ez
150 fast on 2:00  
50ez
2 x 150s fast on 2;00
50ez 
3 x 150s fast on 2:00
50ez
4 x 150s fast on 2:00

100ez

Set (400)
8 x 50s on 1;15 
4 drill/dps, 4 fastest average

Cool down (200)
200 EZ