1.1. PERFECT SIZE, the mid-sized backpack you've been looking for: This Military Tactical backpack size approx: 16.5inch x 9.8inch x 11.8inch, Capacity: 35L; Military backpack is made of 900 oxford nylon fabric, durable and water -repellent. 2.2. The molle system makes the tactical backpack versatile. There are numerous mounting points on the outside of the tactical backpack for additional pouches. It is designed to be used in conjunction with other equipment and can hold pockets, water bottle bags, accessory bags, etc. 3.3, Assault pack backpack with double-stitched, Heavy duty zippers and utility-style cord pulls, Side and front compression load system. Ventilated mesh padded back area & shoulder strap, breathable and comfortable, even for long-distance hiking, there will be no discomfort. 4.4, This tactical backpack has multi-compartment and zippered closure pockets, including an interior zip pocket and mesh pocket. It allows you to put almost all necessities inside. It is ideal for outdoor activities and military enthusiasts and cools for fashion lovers!