Boom Sticking Sreetwalker: The Abdominal flexing is on even more. Harder and Deeper causing severe Abdominal flexing Streewalker has one of the HARDEST and tone set of ABS. The super tight stomach is hard as a rock and very solid. Applying the BOOM STICK with more pressure to her solid Abdominal wall. The solid lead filled wood ball just the correct size to strain, strengthen and mass squeeze her perfect stomach causing her to " FLEX OUT" Crushing her Upper, mid and lower belly with shear compression at times thrusting the load deep as the ABS fight to flex out the heaviness and weight of t... Show more