ActivMotion Bar 6 Pound with 2 DVDs Filled with rolling steel weights, ActivMotion Bars provide a dynamic unstable training environment that rocks the core muscles and challenges balance in functional ways. Unique new training methods and exercises seen in the DVD programs work to maximize core strength training results! Used by top level fitness facilities and fitness professionals across the country. Rave reviews seen in Shape Magazine, Oxygen Magazine Experience Life, LA Times, and Golf Digest.