It has been opened. I am selling it because I haven't used it at all. Medium OruSand, a folding sandwich case for sandwiches made with one slice of bread (3, Fruit Color) Sandwiches made with one slice of bread / OruSand "OruSand" allows you to easily make delicious homemade sandwiches by wrapping bread and ingredients, and you can take them with you. It's a sandwich based on the idea of Onigirazu (rice ball without wrapping)! Because it has thickness, it can hold voluminous ingredients such as sausages, croquettes, and fried chicken. You can eat it by opening it from the side, and you can eat it while pulling it out, making it less likely to get your hands dirty and easy for children to eat. No need for plastic wrap, and it can be washed and reused. If you are concerned about leaks, please use it in combination with plastic wrap or wax paper. Color: Fruit Color Material: Polypropylene Brand: Medium (MEDIUM) Target age: Adults Features: Lightweight Capacity: 400 ml Folding PP sheet sandwich case Raw material resin: Polypropylene Heat resistance temperature: 110℃ Size: When assembled / approx. 14 x 5 x 6 cm, when folded / approx. 21 x 5.5 x 1 cm Capacity: approx. 400ml MADE IN JAPAN