With the shake weight pro in one simple turn you can change the intensity of the workout. Go from moderate, to intense, to an insane workout just like that.
With the shake weight pro you do not need a motor or batteries, you just shake.
The shake weight is designed to make muscles contract up to 240 times per minute to help build definition, size and muscle, when you use as directed.
You can work your chest, biceps, triceps and shoulders. Get incredible results in as little as 6 minutes a day. Increase muscle activity by more than 300% compared to traditional weights.
Get strong tone and shaped arms and chest.