The flexor digitorum sublimis muscle arises fleshy from the long elastic band which extends from the inner humeral condyle along the ventral surface of the ulna to the ulnar carpal bone, over which the tendon runs to insert itself on the radial anterior side of the first phalanx of the second digit.
Mario Kart's infamous elastic band AI has also been given the heave-ho.
It is often affixed to an elastic band to make for easy wearing.
Some have an elastic band that goes around the head, while others have a handle on them for the user to hold.
The long hair on top of the head is usually worn in a high ponytail secured by an elastic band.