This is a parallelogram shape magnet, made of rare earth neodymium, made of n52 high-performance grade, with a galvanized protective layer on the surface, with strong magnetic force, the size of the magnet is 1/2" in length, 1/4" in width, and 1 in thickness /16", which is a customized neodymium magnet, if you are interested in this product, you can send an inquiry....