This expandable tactical backpack is top of the line in terms of quality survival gear! The main compartment alone expands to an astounding 64 Liters to make room for all your hiking, camping, bug out, and military essentials. Capable of holding a 3L hydration bladder (bladder not included), and also includes a hydration port to ensure that you have Earth’s most vital element while you brave the rugged outdoors. This bag won’t weigh you down on your adventures, it’s made of breathable, lightweight poly material and weighs only 3.5 pounds!

• BUILT TO LAST: This backpack can be used on your most treacherous adventures, or for normal everyday wear to and from school, work, the gym, etc. The premium poly blend will stand up to whatever is thrown your way. 
• SMART DESIGN: With hydration compartments, expandable internal organization, water-resistant material, and electronic pouches galore, this backpack is designed for your rugged outdoor lifestyle. The backpack can hold at least 3 days worth of clothing and survival gear, yet weighs only 3.6 pounds. No other bag on the market can pack such a large punch in such a small space!
• HYDRATE, HYDRATE, HYDRATE! This pack is built to hold a 3L bladder in the main compartment (bladder not included), but also contains exterior mesh pockets for an additional water bottle.