You are purchasing a Nendoroid More: Anniversary Crate (Orange Ver.).
From Good Smile Company. The next item in the Nendoroid More series is Nendoroid parts containers! Featuring a special Good Smile Company 20th Anniversary design, the containers come in either black, orange or clear. The containers can store various parts from face plates to small optional parts and can be collapsed like a real container! The top of the container even features a hole that Nendoroid support arms can be attached to, allowing you to use it as a base for your Nendoroids too! Be sure to add them to your collection!