Routine #53 Core

30 Sec mountain climbers;

15 Double crunches;

30 Sec mountain climbers;

15 Double tap twist crunch;

30 Sec mountain climbers;

15 Double tap twist crunch opposite side;

30 Sec mountain climbers;

15 Sceated knee tucks;

30 Sec mountain climbers;

100 Flutter kicks;

30 Sec mountain climbers;

30 Sec crunch hold.