Crazy Color Contact Lens

contact lens
contact: a thin curved glass or plastic lens designed to fit over the cornea in order to correct vision or to deliver medication
A thin lens, made of flexible or rigid plastic, that is placed directly on to the eye to correct vision, used as an alternative to spectacles, or, if coloured, to change one's eye color cosmetically
A thin plastic lens placed directly on the surface of the eye to correct visual defects
A contact lens (also known simply as a contact) is a corrective, cosmetic, or therapeutic lens usually placed on the cornea of the eye.

crazy
A mentally deranged person
foolish; totally unsound; "a crazy scheme"; "half-baked ideas"; "a screwball proposal without a prayer of working"
brainsick: affected with madness or insanity; "a man who had gone mad"
someone deranged and possibly dangerous

color
a visual attribute of things that results from the light they emit or transmit or reflect; "a white color is made up of many different wavelengths of light"
The use of all colors, not only black, white, and gray, in photography or television
add color to; "The child colored the drawings"; "Fall colored the trees"; "colorize black and white film"
having or capable of producing colors; "color film"; "he rented a color television"; "marvelous color illustrations"
The property possessed by an object of producing different sensations on the eye as a result of the way the object reflects or emits light
One, or any mixture, of the constituents into which light can be separated in a spectrum or rainbow, sometimes including (loosely) black and white