Kettlebell H.I.I.T. Supreme With Keli Roberts This high intensity interval training workout combines plyometirc movement with ballistic kettlebell exercises. To access this content, you must purchase Kettlebell H.I.I.T. Supreme, OnDemand Monthly Subscription Payment Plan, OnDemand Annual Subscription, OnDemand Monthly Subscription, OnDemand 6-Month Subscription or OnDemand 2 Year Subscription or log in if you are a member.