Common uses include freezing and long-term food storage (fruits, vegetables, meats, soups). Listings and reviewers also cite uses such as brining, packing and moving, organizing, travel, and protecting items from moisture or dust.
Tight zipper-style closures and double-zip/double-seal designs are highlighted as the primary features to lock in freshness and reduce freezer burn and spills. Slider zips and reinforced slider tracks on some models also improve the seal.
Dimensions vary, but many listings show widths and lengths roughly in the 12–16 inch range. Examples in the data include about 12 × 13 inches and about 16 × 14.37 inches.
Most listings show a 2‑gallon capacity; a few list a 2.5‑gallon capacity.
Some listings come in easy-dispensing boxes, while others are offered as bulk-count packs or smaller retail multipacks.