The apparatus made from 2mm thick hard aluminium has wrist joint. Hard elastic band angaged to the wrist joint gets the wrist exercised. 4 steely strings are affixed onto hand. Strings have shaethes at the fingers' tip. The steely string which is affixed to the thumb comes from one side. Steely strings can easily be flexed and adapted to fingers. Inner and outer parts are lined with 3 mm plastizote. Right hand and left hand models are available for man size and woman size. Indication: Used after surgical operations; on paralytic patients and physo-therapies to strengthenning the finger muscles.