Please read full description. Green glow is due to UV Reactivity and does not glow under normal conditions. Video shows UV reaction with UV flashlight (not included). Otherwise product is a light/ limey green color in regular light. UV reaction occurs due to presence of Uranium. Condition: good pre-owned almost 100 year old plates. Some superficial scratching and 1 yellowed stain as pictured. No chips or cracks. Size: approx 6” across. Set includes 5 Raindrop pattern Federal glass green dessert plates. Please do your own research to determine food safeness.