CORE FRIDAY 08052015 Workout

For time:
- 90 Flutter kicks.
- 80 Back extensions.
- 70 Bicycles.
- 60 Lateral crunches.
- 50 Russian twists.
- 60 sec plank hold.
- 70 sec back extension hold (6/4).
- 80 Cross Toe touches.
- 90 sit-ups.