Powerspin - Powerspin Purpleのレビュー

Powerful, efficient upper body & arm exerciser which rapidly builds or tones muscle depending on the spin speed of the internal steel ball. ISOMETRIC RESISTANCE: Utilises isometric resistance to quickly engage a higher percentage of muscle fiber compared to regular isotonic free weight training, ideal for fat burning and weightloss. CONVENIENT: Small, light and portable fitness product can be used as a home exerciser, in the office or as an efficient pre-sports warm up accessory. One of the most enjoyable aspects of Powerspin is how effective yet fast workout it is. TARGETED RESULTS: Produces visible, measurable results within a 30-day time frame for both male and female users, regardless of current fitness levels. LOW IMPACT ON JOINTS: Develops 100% non-impact resistance which may be used to rehabilitate elbow RSI, upper arm and shoulder impingement injuries through enhanced blood flow and tendon strengthening. The fast workout of Powerspin strengthens and tones muscle depending while allowing you to rehab effectively.