Green Bay Packers Heart shaped vinyl car window sticker 4 x 4 Instructions: Rub the sticker to be sure the transfer tape is properly attached to the sticker. Clean and dry the chosen area. Stickers will stick best to clean flat surfaces. Remove the wax backing slowly making sure the sticker stays attached to the transparent transfer tape Carefully place the sticker to the wanted area. Rub the sticker from one side to the other, removing any air bubbles. Use an object like a card to make sure the entire sticker is fully attached to the surface. Slowly remove the transfer tape, making sure no part of the sticker remains on the transfer tape. Check for air bubbles. In most cases air bubbles can be worked to the edge of the sticker.