The Friday Waterproof Travel Foldable Backpack.

Lightweight for Travelling, Hiking, Camping or Running. 

• Ultralight yet Durable: weights less than half pound, made from rip-stop and water-repellent material, provides long-lasting performance with the light weight. Its thin polyester fabric offer extra durability than you might expected.
• Super Compact: This can be folded into its attached storage bag for space saving.
• Water Resistant Zipper: packable backpack features water-resistant two-way zipper. Its abrasion-resistant zipper is effective in preventing rain from penetrating.
• Multipurpose: versatile little daypack features one zip main compartment, one front zip pocket and two mesh side pockets. The main compartment provides enough room for day trip, shorter hikes, day hiking. Good choice for outdoor hiking camping. Ideal for airport international travel.