Tone It Up | 30 Minute Ab Burner with Stef

No equipment needed—Stef will take you through 4 circuits of core-strengthening moves to challenge you and test your ab endurance! ♥ Connect with Us! We love hearing from our #TIUgirls! ♥ ♥ Tone It Up on INSTAGRAM: https://ift.tt/FjUK5P0 ♥ Create YOUR profile! http://ToneItUp.com ♥ Find Tone It Up on FACEBOOK: https://ift.tt/JpGXu98 ♥ Tweet us https://twitter.com/toneitup ♥ PIN TIU: https://ift.tt/dogmGCS