A sticker is a type of label, a piece of printed paper or plastic with pressure sensitive adhesive on one side. They can be used for decoration , depending on the situation. They can came in many different shapes, sizes and colors and one put on things such as Lunch boxes, on paper, Lockers, notebook & so on.
Stickers are very widely used when an object requires identification with a word or idea. Brand stickers may be attached to products to label these products as coming from a certain company. They may also be used to describe characteristics of the products that would not be obvious from simple examination.