Durable DURAFRAME Sign Holder, 8 1/2 x 11, Black Frame, 2 per Pack - Self-adhering display sign with hinged magnetic front lets you create professional looking signage/displays quickly and easily. Adheres to any smooth and solid surface. Simply peel, stick and you're done. Sturdy cover lifts effortlessly, allowing for speedy insert updates. Magnetic seal holds inserts securely in place. Can be read from both sides when affixed to transparent surfaces, such as glass. Frame looks identical from both sides. Can be used in both portrait and landscape formats.