Are you ready for a whole new level of body-sculpting intensity? Introducing the LES MILLS GRIT™ SERIES! This 30 minute High Intensity Interval Training will push your muscles, determination, and your will to the limit. Your reward? A totally transformed body. Our scientifically proven methods will build strength, endurance, and help you burn calories in a whole new way. Get ready for a whole new revolution in fitness, get ready for the LES MILLS GRIT™ SERIES.