specification Size: 15*15*0.1cm Material: PET Weight: about 8g/pc Lock in: 18x wall stickers Educational school mirrors: convenient and safe plastic mirrors, which are 1 mm thick and with sufficient reflection effect; the reflection of the mirror is good for students to study the symmetry of objects and encourages them to observe the mouth movements while making sounds Usage: a protective film on the surface of plastic mirror, remove the transparent protective film, can show a clear mirror effect, can be used for bedroom, bathhouse or as adornment, not easy to break or cause any damage Fun mirror: plastic mirror stickers are safe for children, teach them how to make these sounds with their tongues and mouths, and then they can practice in front of the mirror, developing their ability to explore and learn Material and size: plastic mirror sticker is made of high-quality PVC material with smooth surface; please note that there is a clear plastic film on the front and a white protective cover on the back which needs to be peeled off when used; the size of the mirror sticker is 15 x 15 cm, 18 pieces per package Wide uses: these mirror stickers can also be used as an interior decoration to achieve a mirror reflection, making the interior space more spacious, suitable for bedrooms, living rooms, bathrooms, dressing rooms, kitchens, gyms, offices, etc., ideal for doing craft projects and more