Material - The paper is hard and white core mount board which does not yellow with age, which are thick, durable, not easily deformed, and have a long service life, to stop the photo from stickingEasy to Use - Remove the back plate from your frame and place our liner paper on it, and does not require any tools or skills, you just need to pay attention to the front and back side, can keep your photos' beauty for a long timeDesign - Gives a strong border around the photograph or artwork, to increase the depth and white space of your artwork, white photo frame mats can enhance the brightness of photos and add a different style to your photosWide Application - Used to decorate family photos and display photos, pictures, artworks, posters, paintings, and printed materials, postcards, travel tickets, great for hobbies to art gallery exhibitsService - We are committed to providing our customers with reliable products, if you have any questions about our products, we will respond to you within 24 hours on weekdays