Blue, ultralight and compact 20-liter backpack. Can be folded to attach to a keychain. Made of UltraSilicon Cordura from Play-King, which makes it soft and flexible. The daypack is very solid, with extra reinforced seams in all exposed areas. When you fold it into the small sewn-in stuff sack, it fits perfectly on your keychain. The backpack is perfect for all occasions - shopping trips, excursions, the beach, or forest and field. Specifications: - Weight: 75 grams - Volume: 20 liters - Folded size: 6.5 x 5 x 9 cm • Versatile - ultralight. Ultra-durable. Ultra-awesome. The backpack is perfect for daily use, day trips, vacations, travel, day excursions, school, camping, and shopping, and a great gift for everyone. • 20 L storage space, keep things organized. • Unmatched quality - made of high-quality water and tear-resistant nylon material. Durable abrasion-resistant SBS metal zipper, reinforced in more than 26 places with Bartack Process • Comfortable and lightweight - It fits into an ultra-compact bag. Easy to fold into a small pocket. So you can easily pack it in your suitcase for use at the destination as an extra bag on the trip. • The hero at the airport - Avoid overweight suitcases, simply use this backpack from your luggage and use it as hand luggage when needed. Convenient!