These Turtle Magnets are made from epoxy resin. Decorated with rhinestones, glitter and chrome powders. They have a super strong magnet on the back that will hold up all kinds of art work and papers. Makes a very cute gift while being useful at the same time. They are about 3 x 2 and 1 inch thick in the middle. Weight approx. 3 ounces If you have any questions about the Turtles please send me a message i will be happy to answer. Thank you