Mino is a family of accessories for old people born to be printed on a 3D printer. A sort of "third shoe" to insert on the rubber already existing at the bottom of a walking sticks, that has the ability to award new performance to an object of daily use. Mino family consists of 4 different pieces, each linked to a different functionality: there is the "foot" suitable for walks in the park, the foot to play with his grandson, the foot for lands more difficult to use in case of snow or walks in slippery surfaces,and finally the foot for walking on sand that also provides a clear indication of the path just taken by his grandfather.