Alrens_DIY(TM)6 Pcs Squares Mirror Wall Stickers DIY 3D Effective Acrylic Crystal Wall Decor Home Decoration Living Room Bedroom Children Room Mural Decal (15x15cm, Style 3) Material: Acrylic . Size:15x15cm Each Piece. Easy to stick, no need additional glue . There is back adhesive , please tear it off , then you can stick the mirror sticker to your wall directly . There is also a protect film on the surface. Please tear it off after pasting mirror sticker on the wall. It looks very shiny. This acrylic mirror is reflective but not sharp as real mirror. Perfect home decor ! Easily removable without damaging your wall.No harm to the environment and health. Package Included: 6 Pc Squares Mirror Stickers .