Strictly selected plastic and magnet material, for use, not easy to break, long serving life. Can be used for refrigerator, fridge, microwave oven, washing machine, cabinet, locker, whiteboard and other iron items. Bring huge convenience to your daily life. Features -Color:Assorted Color -Material: Plastic, magnet. -Size: About 2.70X2.70X0.60cm/1.06X1.06X0.24inch. -Made of plastic and magnets, the edges are smooth, and will not hurt the furniture surface. -Perfect for holding paper, notes, photos, posters on whiteboards, fridge, maps, calendars, lockers, file cabinets and other iron surfaces. -The square shape magnet can help you to avoid the harm to the furniture surface, prevent from scratches, good helper for teaching, file classification. -Not only a decorative item but also can perfectly hold photo, documents, pictures, artwork and family photos. -Great gift choice for , friends or family on birthday, Christmas, holiday, etc. Package list: 20 x whiteboard magnets