Very good preowned, No Chips or cracks. Lines and text are solid and crisp. 2 air bubble imperfections in Some minor rub marks and scratches from use. Some drip marks that I can't seam to remove, but when wet they are not visible; hard to capture in photo since they are not stains.
M-640: 8 Cup / 2 qt _ approx 7.5"diameter x 5.3" tall, stamped on bottom; center "1"_ edge "**B**"
M-320: 4 Cup / 1 qt _ approx 6" x 4.2", stamped on bottom; center "10"
Measurements are cups only with blue lines
Uppercase PYREX
Corning NY
Marked "Safe for Microwave, Not for Stovetop"