MBS 28 Day Ab Challenge

Join our 28 Day Ab Challenge beginning December 3rd! Each week, Coach Marlon will post a new exercise video in our private Facebook group. To qualify, you must commit to doing the weekly exercises + invite a friend + post photo/video proof in the group + share each day for 28 days on your social media + tag MBS Training Club. Earn points and win prizes and "maintain, don't gain" during the holidays! If you are up for the challenge, search the "MBS Ab Challenge" Facebook group and click "request to join".