- Fast 6-minute workout that can be done whenever you have a moment. Simple and fun to do.
- Delivers fast, rapid muscle contractions up to 240 per minute while targeting arms, shoulders and chest
- Over 8 million customers worldwide
- Free online workouts available
- Fast 6-minute workout that can be done whenever you have a moment. Simple and fun to do.
- Delivers fast, rapid muscle contractions up to 240 per minute while targeting arms, shoulders and chest
- Over 8 million customers worldwide
- Free online workouts available