Product parameters: This unisex backpack is dark blue and made of tear-resistant nylon with water-repellent properties. It measures 42 x 28 x 20 cm when in use and can be folded to 14 x 7 x 7 cm. The design includes a main zippered compartment, a front zippered compartment, two elastic mesh pockets for water bottles or umbrellas, and a separate drawstring pocket that can also accommodate the folded backpack. The product information identifies the package as a four-piece package.

Core features: The lightweight, foldable design makes the backpack easy to carry and store in a side pocket or a corner of your luggage. The various compartments provide space for daily outdoor items, water bottles, and umbrellas. The ergonomically designed shoulder straps and hip support system are described as supporting ventilation, weight distribution, and comfort during extended periods of wear.

Suitable scenarios: Suitable for hiking, cycling, climbing, camping, travel, mountaineering, sports, and other outdoor activities. The unisex design is intended for users who need a compact backpack for outdoor or travel use.

Product summary: A dark blue, lightweight, and foldable outdoor backpack with zippered compartments, elastic mesh pockets, a drawstring storage pocket, and tear-resistant, water-repellent nylon construction.