Cute 4" tall glass ceiling light fixture.  Pre-owned.  Fitter has a chip and some cracking, but it would not be noticeable when shade is installed.  There are also tiny bubbles that are there due to manufacturing.  Approximate dimensions of this lovely shade:  3 7/8" wide at fitter top, hole 3" wide, 4" tall, wt 1 lb 10.8 oz.