educational fridge magnets ,fridge magnet educational fridge magnets ,fridge magnet 1) Surface Material Option :157g/200g copperplate paper , 1 - 4 color printing, (26 letter)lamination/varnishing2) Magnetic: 0.40-2.0mm thickness Soft rubber3) Different designs,sizes,thickness all can be customized4) Widely used as advertisement, intellectual puzzles, writing boards, calendar, notepads, photo ...