Size is approx. 1.0 by 1.0 by 1.0 cmAdditional product info:These are decoration stickers that perfectly fit the size of a smartphone and can be inserted into a clear case for smartphones. They are waterproof, so you can stick them on your phone with confidence. The set includes 3 stickers. Due to their strong adhesive, stickers cannot be repositioned. When removing, there is a possibility of damaging the coating or leaving adhesive residue on the surface, as well as damaging the product. If left on for a long time, the area may change color. Please note that if the surface is made of glass or has anti-fingerprint coating, it may peel off easily. Smartphones and tablets are not included.