Workout

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

Set (600)
12 x 50's on :55
…odd: 25 fingertip/25 kick  
…even:25 R arm/25 L arm
           
Set (2100)  
3 rounds
7 x 100's on 1:30
…descend 1-4
…#5 just make it 
…#6 as fast as possible
…#7 just make it

 
Cool-down (200)
100 drill
100 EZ free