Build that core into a rock solid slab of awesome with this 20 minute workout! You will soon be tapping into core musculature that you never knew you had. No equipment needed for the 'Rock Solid Core'. Just be ready to work, and enjoy the payoff.
Do this workout with the best exercise equipment. We recommend using a bluetooth chest strap heart rate monitor or a smartwatch for more training optimization & performance tracking.
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Exercise Mat, Chair
