Calluses are rough, overgrown and thickened patches of skin that occur most often on the heels, balls of the foot, toes as well as knees, and the palms of the hands. Calluses form to prevent injury to skin that is repeatedly pinched, rubbed, or irritated.
About Shoe Inserts:
Shoe Inserts are insoles placed in shoes to increase height. Shoe Inserts may also be medically designed to aid in the reduction of foot pain.