Vintage Resin or Acrylic Square Textured Clip Earrings

Vintage clip earrings. Not sure if these are resin or acrylic. These are white in color, with a cool texture. Approx size 1” x 1” Vintage jewelry has been loved and used, because items are older they may have wear due to age, use and storage. Any obvious flaws will be mentioned or will be visible in pictures. Please inspect and enlarge pictures to assess condition for yourself. These older items are sold as is.