These mugs are vintage Pfaltzgraff. They are blue tulip Yorktowne Barrel, 282Y. Set of 4. 4 1/2" and 3" wide. They are in nice pre-owned condition. May have scuffs, blemishes, scratches, flaws, or imperfections. All items are described to the best of my ability. Please look at all photos for condition and please reach out if you would like more information or pictures of this piece. Thanks for looking!!