Metlox: Yellow Polka Dot Mammy Collector Cookie Jar. MINT CONDITION! No chips, no cracks, no repairs, minimal or no crazing. This jar was never used and is very clean! Vibrant colors, impeccable condition! Signed on the bottom as “Metlox Calif, USA”. This jar would be worthy of any advanced collector’s display and a super find for a beginner! Hard to find jar, especially in this condition! Please click on the thumbnails or use the photo slide show to enjoy a better view of jar, then, click the “add to cart” button!