I have kept this unused item stored at home for a long time. The lid shows no deterioration and opens and closes securely. I have stored it without the original box. I look forward to your purchase if you understand. A round food storage container with a green lid, with a capacity of 236ml. - Brand: Martha Stewart Everyday - Capacity: 1 cup (236 ml) - Color: Green (lid) - Shape: Round Thank you for looking.