Personalize your truck, car, or trailer with this "Silly Boys Trucks are for Girls" decal sticker by Graphic Design Marketing. This sticker is easy to apply to metal, glass, or plastic surfaces so you can put it just about anywhere. Instructions: Prepare surface by washing and drying it. Peel the sticker; it should adhere to the tape. Press tape to desired surface and rub area. Pull tape away and sticker will adhere to surface.