This is a dedicated glass lid for use with T-fal's Ingenio series saucepans. It's the perfect size for a 20cm inner diameter saucepan. (A 20cm inner diameter saucepan has an outer diameter of approximately 21.5cm) This is a new, unused item, but it does not have its original packaging. It is wrapped in shrink film. *Please note: If you don't mind a product without shrink film, we can offer a discount of about 50 yen. If you would like this option, please be sure to contact us in advance. It will be packed with air cushioning and shipped in a dedicated box. *Shipping methods are "Click Post" or "Yu-Packet Post."