Man EA101 Designed to provide the proper balance of shock absorption and
energy return over the entire plantar surface of the foot.
Indicated for knee pain,lower back pain, metatarsal pain,callus
pain,arch pain.and pain in ball of the foot . The blue parts are
softer than surround. Ideal for any type of activity sports or daily use,especially for
preson who has standing long time such as echers,postman,policemen,
medical personnel,attendants...Etc.