CamelBak Mule 12L Backpack

We’ve read the reviews across the web for the CamelBak Mule 12L Backpack and summarize the results below:

Universal Ranking

PeakScore: 82 (out of 100)
User Rating: 4.3 stars 
Expert Rating: 3.6 stars

Number of Ratings Reviewed: 288

Pros & Cons

Reasons to buy:

User Reviews

  • Holds considerable amount of water.
  • Comfortable to use for extended periods of time.
  • Good size and durability.
  • Internal organization is functional and easy to use.
  • High-quality construction and material.
  • Can fit a decent amount, while remaining small in size.

Expert Reviews

  • Big enough to hold 3 liters for a full day.
  • Velcro tabs at the shoulder straps prevent the straps from dangling.
  • Features a shelf to hook the water reservoir onto so it doesn’t slide down.
  • The hose can be secured to either shoulder strap for versatility.
  • Middle has a stretch pocket for easy storage, and the outer is divided into compartments, for functional storage.
  • Easy to fill and has good water flow.

Reasons NOT to buy:

User Reviews

  • Bladder can freeze in very cold temperatures.
  • Doesn’t have a small pocket for a smartphone.

Expert Reviews

  • Some may not like the width of the straps.
  • Hose was a little short when compared to other options.
  • A few reports of water leaking out of the top.
  • Doesn’t include a rain cover for protection.


The CamelBak Mule 12L Backpack is a versatile, adjustable, and functional pack that uses various organizational pockets and tech-features to provide a high-quality, comfortable, and organized product. The few downsides are minimal compared to the multiple positive reviews, making this a great option for outdoor adventurers who want to easily carry enough water for a full day on the mountain or trail.


Note: User and expert rankings were reviewed across the web. Some expert reviews include these: 1, 2, 3, 4.