Using this gear our team found that it was the perfect combination of lightweight durability and efficiency on our mountain trek. The backpack is easy to fold and pack, making it IDEAL for air travel, and the adjustable straps provide a comfortable fit for everyone on the team. The only downside is that the bag`s water-resistant coating does not live up to heavy rainfall, but this can easily be remedied with a waterproof cover. Overall, a great purchase for anyone looking to hit the trails with See full review