Suitcase, preferably of the rigid type, with an interchangeable external case

A container for transport of objects, clothing, accessories, and books, comprising:

• a frame having a hinged side;
• at least one shell connected to the frame and delimiting at least partly an inner containment volume, wherein the at least one shell has a top edge, side edges, and a base edge that extends perpendicularly to the side edges, and wherein the at least one shell is connected to the frame in an interchangeable way;
• and quick connection means that connect the at least one shell to the frame in the interchangeable way, wherein the frame is annularly shaped and forms side guides for a longitudinal sliding the side edges along the side guides, and wherein the side edges slide along the side guides until the top and base edges reach respective facing edges of the frame, and the base edge engages the respective facing edge of the frame with the quick connection means, causing the at least one shell to become engaged to the frame;
• wherein the quick connection means comprise an appendix of the at least one shell having a receiving hole defined therein and a pivot belonging to the frame, the pivot being insertable into the receiving hole.