It measures 61/4wide and 4″tall.
Will stick only to smooth and clean surfaces, like glass, mirror, refrigerator etc.
Will not leave any residue from glue.
Reusable-will stick and unstick to clean surfaces, no glue, works on static.
Won’t stick to ruff surfaces.
Not recommended for the outside of cars (reviews from the web that they are falling off the car).

What is static cling vinyl?
Static cling decals are a popular material used for graphic displays. Static cling is made from a thin vinyl film that clings to various surfaces. Typically, they are displayed on glass windows and doors. However, they can also be displayed on smooth plastic or metal.

How do you get static cling stickers to stick ?
To apply them to a window, place them against the glass and gently smooth them with your hand. They stay in place because of static. After much use or if the window surface is dirty, window clings lose their holding power, but cleaning them makes them stick once again.