Gemeer 24L Foldable Backpack - Durable Water-Resistant Backpack, Lightweight Packable Durable Backpack for Traveling, Hiking and Camping Foldable design: Our backpack can be turned into a portable small bag by folding, it is very compact and easy to carry while traveling. Durable and Lightweight: our backpack is made of high quality tear and water resistant materials, and provides extra strength and long-lasting performance with the lightest weight possible. And the double-layer bottom piece makes it more durable. Soft and comfortable:Breathable mesh shoulder straps with plentiful sponge padding help relieve the stress from your shoulder. The length of the shoulder straps is adjustable. The chest strap with a whistle buckle help you lock your backpack in place securely. Multiple pockets: This backpack has one main zipped compartment, two zipped front pockets and two side pockets. The two side pockets are different size so that it can keep different size item, which can meet your different needs. Large and roomy: Our backpack's dimension is 12.5*8*19.69in, with 24 liters room while unfolding.