[Comfortable and breathable mesh shoulder] The foldable packable features a sponge filling to reduce shoulder pressure. Adjustable shoulder strap length for a great travel experience Ideal for hiking, one-day tours, holidays, camping, travel, overnight trips, daily use, and car trips. [Light and foldable backpack] Weighing only 0.55 pounds, it's lighter than a mobile phone. Easy to carry, foldable design fits in your pocket and expands at your destination. Unfold from your consignment bag to avoid overweight luggage. Folding size: 7.8 x 7.8 x 1.1 inches. Expansion size: 17.7 x 11.8 x 7.1 inches. [Waterproof material and durability] Made of waterproof material and zipper, this lightweight backpack protects your belongings from rain. Tear-resistant nylon prevents damage from stones and provides additional strength at pressure points. [Large capacity and 7 partitions] Includes a main zipper compartment with 1 small pocket, 3 front pockets, and 2 side bags. Spacious enough for computers and clothes. Smaller pockets for quick access, internal zipper pockets for valuables, and large mesh bags for water bottles or umbrellas. [Multi-scenario use] Suitable for climbing, fishing, cycling, skiing, and hiking. Perfect for day trips, holidays, camping, overnight travel, daily use, and car trips. Makes a great gift for Christmas, birthdays, Mother's Day, Valentine's Day, and Labor Day.