Approximately 1” x 1.5” with a wavy shape. Shiny black finish coordinates with many outfits and styles. 

Very reflective glossy surface. Light & shadows bounce & dance off their surface.

These seem very much like early 2000s does late 1980s. 

Check out all the amazing vintage and antique items in Unpredictable Finds shop: https://www.ebay.com/str/unpredictablefinds