Shake Weight Dumbbell

Shape and tone your entire upper body in just six minutes per day with the Shake Weight dumbbell.The Shake Weight dumbbell is based on a completely new workout technology called Dynamic Inertia, which ignites the muscles in your arm, shoulders, and chest. As you hold the Shake Weight, it pulsates back and forth, challenging your muscles while you hold it steady.Shake Weight increases your upper body muscle activity by more than 300 percent compared with traditional weights.   It's the fast, easy, effective way to work out your upper body. Plus, it fits easily inside a suitcase or shoulder bag, so you can bring it along to the hotel, the office, or anywhere else you need a quick workout. Size : 12.2 x 3.3 x 3.3 inches   Package Includes : Shake Weight Dumbbell DVD Manual