Not for time do one round of core work:
- 10 x TGU (5 x each side alternating)
- 20 x TRX Knee tucks
- 30 x Russian Twist w/weight (L+R=1)
- 40 x V-ups (total)
- 50 x Mountain Climbers (total)
Then do 5 rounds of
- 20 second hollow hold / 15 second rest
- 20 second superman / 15 second rest
Results: Used 20kg dumbbell for the TGU. 12kg for the Russian twist.