A3 Magnetic Display Board. Self-Adhesive, PVC , Size: A3(450 x 327mm). Magnetic display frame lets you change your posters or photos with ease. It does not damage the wall or require any holes or glue that can dry out. No slipping or bending with the magnetic display frame, the whole piece of sticker on the back. It can hold the inner label firmly and has a stronger magnetism than common magnetic strips. Your photos will look stunning in these magnetic frames. The magnets create a sleek and modern look that enhances any decor. Just open the panel, insert your photo, and close the panel.magnetic display frame is designed to keep your stickers, posters, photos, or artwork. You can use it in your large store, home, or other places where you want to preserve and display your valuable items.