Conrad nickel plated neodymium magnetic pads squareround self adhesive conrad n35 202002 the conrad 542473 silver nickel plated neodymium magnetic pad self adhesive 20 x 20mm is a high quality adhesive sticky pad ideal for use with pictures photos and posters and can be fixed with ease simply pull away the foil and stick designed so that the objects can be easily removable and re attached to magnetic surfaces such as stainless steel refrigerators conrad n35 202002 nickel plated magnet