KALUSI 40I Lightweight Packable Travel Backpack Hiking Daypack rip -stop and water resistant nylon/SBS Metal Zippers,Seamless,Amazing Stitching LIGHTWEIGHTWeight:(0.89 lb ) and Roomy: (40 Liters). A true space saver. Stuff the bag into its own pocket for storage---no extra fees, and unzip it when you reach your destination DURABLEThe backpack is made from highly rip and water resistant nylon fabric, provide strengthen and long-lasting performance with minimal weight Adjustable and breathable padded shoulder and strap to meet different requirements for both men and women COMPACTFolds into zippered inner pocket to fit anywhere. Unfolds from pocket to backpack. Must have on every trip Perfect for day-to-day use or occasional travel, and great gift for everyone