Effectively train your abdominal and back muscles.
Develops arm strength and sense of balance, stimulates leg muscles
How to Use:
1. Hold the grip with both hands with your knees.
2. Breathe and slowly stretch forward
3. When you stretch it, slowly move the body toward the knee(This is effective if you use your arms back while breathing breathing and breathing).
This product is for general household use. Do not use in training facilities that are used by unidentified.
Please place a mat or other product in order to prevent your knees from slipping.