A sliding floating device to promote the muscle activity of the limbs and the rest of the human body (Machine-translation by Google Translate, not legally binding)

摘要

A floating sliding device to promote the muscular activity of the extremities and the rest of the human body, constituted by two lateral floats of flat surface of adequately canted cross section and raised front end. On the upper flat surface of the floats, the precise anchoring is established to hold them to the foot of the user. (Machine-translation by Google Translate, not legally binding)