Containers for use as commercial and household (domestic) storage and/or shipping units methods of making the containers, and blanks therefor. The containers include a base panel and sidewall panels formed by folding a single blank to define a cavity within the container and a top edge of the container. The base panel and sidewall panels are formed from the blank such that material of the blank is continuous at edge corners of the container between adjacent panels of the base panel and sidewall panels from lower corners of the container at the base panel to the top edge of the container. The base panel, sidewall panels, and the edge and lower corners of the container are watertight.