Abstract: A sailing boat storage bag with an opening sized to be suspending in depending relation within an inadvertently undersized opening of a porthole, the bag opening sizing being achieved using a bag-attached strip of a flexible rim with opposite ends configurated into a circle with the opposite ends bounding a clearance therebetween that reduces the oversize in the bag opening to match the undersized porthole opening, after which hook and loop patches hold the bag opening to the size-adjusted diameter which enables the bag to be suspended in the porthole.