Considerate Core. This 30-Minute Workout builds up the burn in layers. You will need just your ball and end up rolling like one. This is the first half of part 3 (of my 3-part series). I decided to break the full workout into 2. This would be the "Core" section.
Sculpting tools: a ball or rolled up towel (simply fold a bath towel in half long ways twice then roll up tightly to a cylinder shape) Enjxoy