M Square Durable Packable Handy Lightweight Travel Backpack Daypack Importado &#10004Quality waterproof nylon,Weight:0.28lb, Dimenssion in flat view:19.1" x 16" &#10004Folds into zippered inner pocket to fit anywhere. Unfolds from pocket to backpack. Must have on every trip &#10004The backpack is made from highly rip and water resistant nylon fabric, provide strengthen and long-lasting performance with minimal weight &#10004A true space saver. Stuff the bag into its own pocket for storage---no extra fees, and unzip it when you reach your destination. Avoid overweight charges, simply unfold from your luggage and use it as a carry on for your excess baggage &#10004avoid overweight charges, simply unfold from your luggage and use it as a carry on for your excess baggage