Wonderful 4 piece set of vintage pressed glass flat edge bobeche that are pinned with 6 pins for crystal drops , for chandeliers or candle sticks . these candle dishes measure 3 1/2 inch in diameter and have a 1 3/8 central pass thru The scallop and point flat edge allow for straight hanging prisms . This listing is for the set of 4 . IN the photos the areas that appear frosted are actually the underside which has been ground to enable level seating on the fixture .