All attract a magnet. They are different sizes one 5x7 three 3x5 one 4 1/2x3 1/2 one just under 5 1/4 x 4 1/4 one folding 5 1/4 x 3 1/2 total size each frame 2 1/2 x 3 1/2
They are all vintage and have glass, backs and stand except for the folding. All of the backs have wear the largest one has lots of wear in the velvet, see photo please
