Acrylic 【DURABLE & SMOOTH】You will get 12 pcs of 12 x 12 in Plastic Mirror Wall Stickers. They are made of good quality PETG plastic, NOT REAL GLASS, with smooth surface and good texture, easy to paste and peel. The adhesive on the back of the mirror tiles is convenient for you to use. 【NOTICE】The surface of Self Adhesive Mirror Tiles are covered with a blue protective film to prevent damage and scratches, please tear it off before use. TIPS: Stick it where you need it, preferably on a smooth surface to prevent air bubbles. The mirror stickers are NOT REAL MIRRORS.. 【NON-GLASS MIRROR】Our plastic mirror can be bent, shatter-proof and not easily broken, enjoy a safe environment and protect your children from accidents or injuries. In addition, you can use your imagination to cut mirror sheets into any shape to DIY decorate the walls. 【REFLECTIVE EFFECT】The flexible mirror sheets paste with reflective effect can be applied for nice decorations. The reflective surfaces can expand the visual effect of a space, making the space appear larger and brighter. 【VARIOUS APPLICATION】These plastic mirror tiles can be used instead of glass mirror for bedroom, living room, dressing room, office, kitchen, gym, TV background wall, etc; also can be used as interior decoration.