Ultra-Portable Travel Bag – This foldable nylon bag expands to 17.7×6.3×12.6 inches (collapses to 7.5×6.7 inches) for compact storage. Featuring waterproof reinforced fabric with double-stitched seams and smooth dual zippers, it securely attaches to luggage handles for hands-free transport. Approved for airline carry-on, it's ideal as a gym/travel/beach/shopping bag with heavy-duty durability.