Cool Walker Foldable Lightweight Backpack Travel Camping Weekend Bag Hiking Daypack Imported Material: Import quality polyester Size: 30x12x48cm, please allow 1-2cm differs; Folds into zippered inner pocket as the picure shows; Unfolds from pocket to backpack.Perfect and convenient companion for your trip; Foldable travelling backpack with quality smooth zipper,thick comfortable strap and multi-pocket design; This durable bag with large capacity is provided strenthened and long-lasting performance with minimal weight,and reasonable use of space can make your way easier;