Foldable Backpack 20L Large Capacity Portable Lightweight Travel Backpack Outdoor Mountaineering Camping Hiking Sports Daypack Description: Bag size: medium Capacity: 20L below Open way: zipper Material: Polyester Function: waterproof Processing method: soft surface Hardness: medium soft Pattern: solid color Style: urban minimalist Shoulder belt root number: shoulder Popular elements: car stitching Carrying parts: soft handle Outer bag type: inner patch bag Luggage shape: vertical square Backcarrying system: air cushion strap Applicable scene: leisure travel Applicable gender: neutral/both men and women Specifications: 1. Waterproof outdoor foldable sports backpack, lightweight design, with storage bag, near the size of the palm after storage, carry no burden, weight is only about 85g, with you to travel easily. 2. The bag is made of water-repellent fabric, with 2000 waterproof index, wear-resistant and waterproof, and worry-free travel. 3. Quality zipper, waterproof rubber strip, waterproof zipper minute blocking rainwater infiltration. 4. The bag fabric is soft and breathable, comfortable and dry, and the breathable shoulder strap fits the body, which is breathable and not sultry. 5. Small size, large capacity, the bag can hold the items needed for travel. 6. Mini adjustment buckle, flexible and compact, can adjust the length of shoulder strap according to height. 7. The mesh double side pocket design is convenient for storing umbrellas, water cups, etc. It is convenient for outdoor travel. 8. A variety of colors, fashion trends, for your choice. Package Included: 1 * Sport backpack