Insanity! Asylum Vol. 2: Ab Shredder
Fans of films may find Insanity! Asylum Vol. 2: Ab Shredder especially interesting thanks to its engaging atmosphere, visual presentation, and entertainment value.
This ab-torching workout will leave your entire body trembling. No sit-ups or crunches—just the most insane midsection shred moves of pro athletes. Your abs will be screaming for mercy. (20 minutes)
