This is a vintage Pyrex replacement lid for a round casserole dish. The lid features a daisy /sunflower design and is made of clear and yellow glass. The product is part of the Pyrex Daisy/Sunflower product line and is marked with the model number 23 470-C. It is manufactured in the United States and is designed to fit a Pyrex casserole dish. Measures approximately 8" by 6.5"