The Peak Design Travel Packing Cube is a compressible and easily accessible luggage accessory. It features a unique tear-away zipper, allowing quick access to the contents, unlike typical packing cubes with U-zip openings. An internal divider facilitates the separation of clean and dirty clothes, while each compartment can be expanded or contracted depending on the contents. Additionally, the expansion/contraction zipper provides extra space or the option to reduce the packed contents.