Look to be the unused.

This set of 4 vintage Corelle Abundance coffee cups/mugs is a charming addition to any kitchen or dining area. Featuring a classic beige color and the original Abundance pattern, these mugs are made of break/chip-resistant glass and are microwave and dishwasher safe. With their retro design and American-made quality, these mugs are perfect for all occasions and are sure to bring a touch of nostalgia to your morning routine or afternoon tea.