26.12.17

3x20 Hollow Rock, rest 45 sec between sets, then
3x20 Arch Rock, rest 45 sec between sets

In Teams of 3, one person working,  for time:
100 Calorie Row or Assault Bike
300 Double-Unders
500 Air Squats
300 Double-Unders
100 Calorie Row or Assault Bike