Durable A4 self-adhesive magnetic display frame, Suitable for A4 size documents 297mmx210mm. The frame adheres to any smooth, solid surface and allows for quick insertion and replacement of documents. You can adjust it to portrait or landscape format, since it can be repositioned. Simple and easy to use, No tools needed. Slowly Peel off the white self-stick protective back, Stick on the surface, Opening the front frame, Place your poster inside. Few seconds, everything will be done. Self-adhesive magnetic frame is a great tool to advertise a new product or special sales or present hours of operations for business in store&restaurant&super market.Great for use in the home to present photographs and artworks on a refrigerator or cabinets.Present notice a.