【Easy to Use】These bathroom mirror sticks on wall have a protective film on the front which is used to protect the mirror surface, please peel it off before use to show the reflection of the adhesive mirror tiles; the back of the bathroom wall stickers is adhesive, please peel off the back adhesive and stick wall art for bedroom to a smooth and flat object surface. Take care to choose the smoothest possible surface to show a good mirror reflection to make space look larger.【Safe and Waterproof】The adhesive mirror sticker for bathroom is an PET mirror sticker, non-toxic, non-breakable, environmentally friendly, and corrosion resistant. With a smooth surface and good texture, the PET mirror sheet for walls waterproof are clear and reflective like a gla.