MANGROVE Day N Day Ultralight Backpack 20L Expand your luggage or backpacking capacity in a snap with this foldable, packable backpack, available in a variety of colors Simple and lightweight, pack it in your frame backpack for a day hike pack or in a suitcase for a day bag, keeping essentials close while seeing the sights Tough ripstop nylon handles repeated folding, resist tears, and prevents fraying Store small items like cameras, maps, or a smartphone in the front pocket Keep a water bottle or umbrella close at hand in the easily accessible elastic side pockets. This pack measures 6.3 by 11.4 by 17.3 inches (16 by 29 by 44 centimeters).