Overall: 1/4 x 2 1/4 in. ( 0.6 x 5.7 cm )
printed: obverse: "GRIDLOCK BUSTERS/ DON'T BLOCK THE BOX/ New York City/ Department of Transportation"
Circular metal pin-back button with the inscription, "GRIDLOCK BUSTERS/ DON'T BLOCK THE BOX" printed around a personified image of a car within a red "no" symbol.
Due to ongoing research, information about this object is subject to change.