SINEDY Funny Grumpy Cat Sticker Decals JDM Auto Car Bumper Tailgate Window Vinyl Decal The decal can be applied to any clean smooth wax-free surface such as metal, plastic and fiberglass. Size:13cm x 10cm - 5.11inch x 3.94inch. Do not apply to hot items such as engine parts. Firmly affixed to the car, do not fade, do not hurt the paint. Give your car a special feeling.