DOOR KNOB EXTENDER works as well as more expensive doorknob levers and is easier to install. For left or right hand use. 5" extension handle converts a doorknob into a door lever providing extra leverage for people with limited hand function. The Door Knob Extender fits over a standard doorknob and allows complete access to keyholes. A cord or string can be inserted through the unique handle slot making doorknobs easier to access for people with limited reach. Fits round doorknobs from 2 1/8" - 2 3/8" diameter. Can be installed with only a screwdriver - no special tools required. Easy to clean! Package of 2.