1. Vinyl Sticker to resist scratches 2. Water Proof to protect the sticker during cleaning or water spills 3. Glossy for that professional look and feel 4. Dimensions 2.5 x 2.5 inches approx. What does it mean; It means it's someone's birthday that you love and you want that little slut to laugh when they see this sticker! Who is it for; Its for the birthday people in your life! It's a great cute way to celebrate your friend's birthday and make them laugh everytime they see it! Where to put it; Place on water bottles, coolers, tool boxes, lockers, notebooks, folders, computer/ phone cases, carts, helmets, skateboards, kayaks, sewing machines, etc!