1. Strengthen the muscles.
It strengthens the psoas, gluteus muscle, abdominal muscle. It protects the spine and reduces the improper force of the intervertebral disc. It is like wearing a "human natural iron clothes" to prevent and improve the strain of lumbar muscle, lower back pain and sports injuries.
2. Design fit ankle structure – Beautiful posture insoles
3. How to use Strong Feet F.I.R Medical Corrective shoe-pads
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Ensure to wear the Strong Feet correctly that is meant for the right and the left foot, as labelled.
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It is highly recommended to wear Strong Feet with full wrapped shoe preferably laced shoe, and tight firmly for better support.
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Not recommended to wear Strong Feet with slippers, sandals or high-heel shoes.
