Abstract: A collapsible and expandable weather-resistant cargo bag includes a bag portion, a cushioning portion, and an attachment feature. The bag portion is constructed a weather-resistant material and adapted and configured contain contents and allow for storage and removal of contents through a closable opening. The cushioning portion is coupled to the bag portion and is expandable and collapsible as well as adapted and configured to protect a substrate by being positioned between the substrate on which the cargo bag is placed and the contents stored in the bag portion. The attachment feature extends from one or more of the bag portion or the cushioning portion and is adapted and configured to allow for attachment of the cargo bag to a substrate.