CUSTOM CODE LOCK DESIGN: The main compartment of this tactical backpack is equipped with a customized anti-theft combination lock to securely store your laptop, iPad, cell phone, passport, wallet, and other valuables. In addition, the built-in USB port allows for safe and convenient charging of cell phones using an attached mobile power supply (power supply not included).

PLENTY OF STORAGE SPACE: 40 L, measuring 17.7" x 11.8" x 7.1", enough for 3-5 days of outdoor activities or daily use. With multiple compartments and pockets and MOLLE webbing, this men's work backpack provides ample storage space to efficiently organize your gear and provide easy access to essentials.

COMFORTABLE AND ERGONOMIC DESIGN: Our military rucksack is designed with comfort in mind with padded shoulder straps, a breathable back panel and adjustable backpack straps that can be adjusted to suit individual needs. This military tactical backpack ensures optimal weight distribution and reduces the burden on the wearer during prolonged activities.

DURABLE AND WATERPROOF: This men's tactical backpack is made of high-density 1050 Oxford fabric with a waterproof coating and scratch-resistant features. Reinforced seams, triple-needle stitching at stress points, and self-repairing Y-K-K zippers ensure long-lasting durability and easy access to your gear.

VERSATILE: The backpack is versatile. It can be used as a 3-day assault backpack, field backpack, military backpack, hunting backpack, military survival backpack, shooting bag, hiking backpack or everyday backpack. Its modular design allows for DIY and expansion to meet specific needs.