FC2Video

http://myosource.com/
Katherine Linhoff, NPC National Figure Competitor and Fitness & Fashion Model.
Katherine uses the Mysource Kinetic Bands for resistance training in her "Core" muscles area. i.e. Quadriceps, Ham Strings, Gluteus, lower back, lower abs and Hips.
The Resistance Bands help her tighten, tone and firm while burning calories. All this is done during her normal workout routine. Distributed by Tubemogul.