Mid Century Pr Salt Pepper Shakers Silver Metal

Mid Century Pair Salt Pepper Shakers Silver Metal Plated? Chrome? Stainless? I don't know if they are silver plate, chrome or even a high finish of stainless steel. They do have a nice substantial quality feel They stand about 3 1/4" Tall and have a bottom surface diameter of about 2" They open from the bottom - see last photo. Normal use marks, patina Please do not hesitate to contact me if you have any questions. Thanks for Looking!