Product Description Revolutionary new way to shape and tone your arms, shoulders and chest in just 6 minutes a day.
Amazon.com Product Description Shape and tone your entire upper body in just six minutes per day with the Shake Weight dumbbell. Designed specifically for women, 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. Scientific studies indicate that the 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. The Shake Weight comes with an upper body toning DVD.
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