This product is new and unused. This is a 450ml plastic lunch box from "Cinnamoroll Fancy Snacks Sweets Sanrio." It's designed to keep decorations from being crushed, and the "fluffy arrangement" feature prevents toppings like nori from sticking to the lid and getting squashed. The product is unopened. For any product defects, please contact the manufacturer directly. ■ Size: Approximately 17.0 x 10.5 x 6.0 cm ■ Capacity: 450ml ■ Weight: Approximately 150g ■ Microwave-safe (remove the lid) ■ Dishwasher-safe (for home use) ■ Fluffy lid prevents food arrangement from being crushed ■ High dividers to prevent side dishes from shifting ■ Securely sealed with a gasket and fasteners ■ BPA FREE ■ Made in Japan Although the product is new and unused, please refrain from purchasing if you are overly concerned about minor imperfections. If possible, please contact us via the comment section before purchasing. We can accommodate combined shipping with other products and other shipping methods, so please contact us via the comment section.