400m

Best

Up to 12"

Physio Ball

50 DUs or 100 Singles

600m

Feet at Post

12-20"

Ball or Floor

75 DUs or x2 Singles (150)

800m

Knees at Post

20-24"

Ball or Floor

75 DUs or Combo (x3)

800m

Hips at Post

24"

Floor or GHD

100 DUs