Workout

Warm-up (1000)
1000 reverse IM 
4 x 250 
...100 drill/100 kick/50 swim
...IM order

Set (400)
8 x 50's on 1:00 
...choice 

Set (1600)
4 x 400 on 8:00
...300 free, rest :30, 
...100 stroke - desend 1-2 on stroke 

Set (400) 
2 x 200 choice kick 

Warm-down 
200 EZ choice