4 pc Anchor Hocking Serva Snack Set: Clear glass; includes 2 4oz glass cups and 2 Tray/Plates.  Cups are 3 inches in diameter; trays are 11 inches wide.  Dates to the 1960s.  Very nice!  No flaws to report (no chips, scratches, or cracks).  Cups have a subtle frost effect (see photos)