** ABOUT DECALS Our decals are die cut so there is no background. Decals can be applied to almost any clean, smooth and flat surface. If you are not sure about your surface do not hesitate to contact me. Removable, but not reusable. Ready to use, it is mounted onto application/transfer paper. Application instructions included. SIZES Each design has its own size, but it is on average 4-5cm (1.5''-2'').