Corning Vitrelle cups

Corning (Corelle) ENHANCEMENTS 9 oz Mug, Pure White Swirl Vitrelle Glass All White, Swirl, Vitrelle Glass, No lip on rim Excellent Condition. Each piece is hand washed and inspected for quality. Discontinued Made in USA Height: 3 1/2 in Width (mouth): 3 1/4 in Weight: 8.1 oz