The magic circle ring is a Pilates prop invented by Joseph Pilates to help students find their center. It provides muscular feedback and some resistance during Pilates exercises, and helps:

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1. Increase the intensity of some Matwork exercises

2. Add upper and lower body resistance 

3. Challenge pelvic stability 

4. Create better awareness of scapula stabilization

5. Tone inner and outer thighs 

6. Strengthen arms

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