The Vintage Kyles No. 210 Flint Eye Bath Clear Glass Cup is a unique and collectible optical instrument that was used for eye examinations and treatment. This clear glass cup comes in its original box, adding to its historical and authentic appeal. With its vintage design and original packaging, this eye bath cup is a rare find for collectors interested in optical and medical memorabilia from the mid-20th century. It offers a glimpse into the past and serves as a decorative piece for those with a passion for antique and vintage items. See photos. Happy eBaying ❤️💙💛💚