Workout

Warm-Up (500)
200 swim, 200 Drill
100 kick

Set (500)
5 x 100
...Odds Free on 1:30
...Evens Bk/Fr on 1:40

Set (2000):
4 rounds
2 x 50 kick on 1:15
4 x 25's by rounds
40/25/30/35
...all FAST
2 x 50 easy free on 1:15
4 x 50's by rounds
50/35/45/40 
...all FAST
…1 min rest

Cool-down (200)
200 EZ
...moderate to EZ