Large quantity: the package contains a large number of magnet pins that allow you to hang pictures on walls or bulletin boards Convenient design: the magnetic pins can transform almost any dry wall, bulletin board, and most workmanship materials into magnetic surfaces, allowing you to easily hang posters, photos, and artwork without damaging them with holes or dust. adhesive tape, easily remove them from the wall or bulletin board by hand and move them to other places or store them for future use Easy to use: the highlight of magnet is easy to use without pinching or poking your finger, just push the bottom nail into the wall by hand, then place the poster or photo on the bottom nail, then hang the item with the magnet superior High quality materials: the magnet studs are made of m high quality materials and can be used multiple times with enough strength to hang up posters or photos, so they won't fall off easily Wide usage: magnetic clips for office or classroom, whiteboard, wipers for notes, cards, calendars, photos or posters