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Which Hydration Pack Should I Buy For An Ultramarathon Which Hydration Pack Should I Buy For An Ultramarathon


Which Hydration Pack Should I Buy For An Ultramarathon

Discover the best hydration pack for your ultramarathon. Get the latest information on featured options to keep you hydrated throughout your race.


Ultramarathons are grueling endurance races that test the limits of both the mind and body. Whether you’re a seasoned ultramarathoner or a beginner looking to take on your first long-distance race, proper hydration is key to your success. And that’s where a reliable hydration pack comes in.

A hydration pack is an essential piece of gear that allows you to conveniently carry fluids and stay hydrated throughout the race. But with the wide variety of options available on the market, choosing the right hydration pack can be overwhelming. The last thing you want is to be stuck with a pack that is uncomfortable, leaky, or doesn’t meet your specific needs.

In this article, we will explore the factors you should consider when choosing a hydration pack for an ultramarathon. From capacity and fit to durability and features, each element plays a crucial role in ensuring you have a successful race. We’ll also provide you with reviews and recommendations for some of the top hydration packs that have proven to be reliable companions for ultramarathons.

Before diving into the details, keep in mind that there is no one-size-fits-all solution when it comes to hydration packs. Each runner has their own preferences and requirements, so it’s essential to understand what matters most to you. Are you looking for a pack with a large capacity for longer races, or do you prioritize a lightweight and minimalist design for speed and agility? Do you need additional storage space for essentials like nutrition and gear? Consider these factors and more as we explore the different options available.

Remember, the right hydration pack should feel like an extension of your body, allowing you to focus on the race and not your gear. So, let’s dive in and discover the key factors you need to consider when choosing a hydration pack for an ultramarathon, ensuring you stay hydrated and perform your best on race day.


Factors to Consider When Choosing a Hydration Pack

When selecting a hydration pack for an ultramarathon, there are several important factors to take into account. Each runner has different needs and preferences, so finding the right balance of these factors will ensure that you have a pack that meets your requirements. Here are some key considerations to keep in mind:

1. Capacity: The capacity of the hydration pack refers to the volume of fluid it can carry. Ultramarathons can vary in length, so choose a pack with a capacity that suits the duration of your race. If you’re running a longer race, opt for a pack with a larger capacity, typically between 1.5 to 3 liters. For shorter races, packs with a capacity of 1 liter or less may be sufficient.

2. Fit: A well-fitting hydration pack is essential for comfort and stability during your run. Look for a pack that has adjustable straps and harnesses to ensure a snug fit. Pay attention to the chest and waist straps, as they help distribute the weight of the pack evenly and prevent it from bouncing around while you run.

3. Weight: The weight of the hydration pack can significantly impact your performance, especially during long-distance races. Opt for a lightweight pack that won’t add unnecessary burden to your run. However, be cautious not to compromise durability and functionality for the sake of reducing weight.

4. Durability: Ultramarathons can put gear to the test, so choose a hydration pack that is built to withstand the demands of the race. Look for packs made with durable materials such as nylon or polyester, with reinforced stitching and sturdy zippers. It’s also worth considering packs with features like abrasion-resistant coatings or waterproofing.

5. Accessibility: Easy access to fluids and nutrition while on the move is crucial in an ultramarathon. Look for a hydration pack with strategically placed pockets or compartments that allow you to quickly and conveniently store and retrieve items such as energy gels, snacks, or your smartphone.

6. Hydration System Compatibility: Most hydration packs come with a built-in hydration system or are compatible with various brands of reservoirs and drinking tubes. Ensure that the hydration pack you choose is compatible with the system you prefer, whether it’s a bladder or bottles, and that it provides a secure and leak-free seal.

7. Additional Features: Consider the specific features that are important to you. Some hydration packs offer extra storage for gear and essentials like keys, wallets, or trekking poles. Others may have integrated rain covers for protection in inclement weather. Think about your personal needs and preferences when evaluating these additional features.

By considering these factors when choosing a hydration pack, you’ll be well-equipped to make an informed decision that aligns with your specific requirements. Now, let’s move on to the next section, where we’ll provide you with reviews and recommendations for some of the top hydration packs for ultramarathons.


Reviews and Recommendations: Top Hydration Packs for Ultramarathons

To assist you in finding the perfect hydration pack for your ultramarathon, we have curated a list of top-rated options that have proven to be reliable and popular among runners. These packs have been chosen based on their capacity, fit, durability, accessibility, and overall performance. Here are our recommendations:

1. Osprey Duro 15: The Osprey Duro 15 is a high-capacity hydration pack designed specifically for long-distance races. With a 2.5-liter reservoir and an additional 13 liters of storage space, it offers ample room for fluids, nutrition, and gear. The pack features a customizable fit, anti-chafing construction, and multiple pockets for easy organization.

2. Salomon S/Lab Sense Ultra 8: If you’re looking for a lightweight and minimalist hydration pack, the Salomon S/Lab Sense Ultra 8 is an excellent choice. With a 1-liter reservoir and 8 liters of storage capacity, it provides enough room for essentials without weighing you down. The pack offers a precise and secure fit, with easy-access pockets and a stable carry system.

3. Nathan VaporAir: The Nathan VaporAir is a popular choice among ultramarathoners for its balance of comfort and functionality. It features a 2-liter bladder and a 7-liter storage capacity, with pockets and compartments designed for easy access to gear and hydration. The VaporAir also offers adjustable straps, breathability, and reflective detailing for added safety.

4. Ultimate Direction Ultra Vesta 5.0: Specifically designed for female runners, the Ultra Vesta 5.0 from Ultimate Direction provides a tailored fit and optimal comfort. With a 2-liter reservoir and 4.5 liters of storage space, it offers a compact and lightweight solution for women tackling ultramarathons. The pack includes hydration tube routing, multiple pockets, and a unique cinching system for a secure fit.

5. CamelBak Octane XCT: The CamelBak Octane XCT is a versatile and budget-friendly option for ultramarathon runners. With a 2-liter bladder and 3.5 liters of storage space, it strikes a balance between hydration and storage capacity. The pack features a lightweight design, adjustable straps, and a secure fit, making it a reliable choice for long-distance races.

Remember, the best hydration pack for you ultimately depends on your individual preferences, race distance, and personal needs. Consider the features and capacities that are important to you, and don’t hesitate to try different options to find the perfect fit.



Choosing the right hydration pack for an ultramarathon is crucial to ensure you stay hydrated and perform at your best. By considering factors such as capacity, fit, weight, durability, accessibility, and additional features, you can make an informed decision that matches your specific needs.

Remember, there is no one-size-fits-all solution when it comes to hydration packs. Each runner has different preferences and requirements, so it’s important to evaluate your personal needs before making a purchase. Take into account the distance of your race, the amount of gear and nutrition you’ll need, and the level of comfort and accessibility you desire.

Our reviews and recommendations provide you with a starting point in your search for the perfect hydration pack. The Osprey Duro 15, Salomon S/Lab Sense Ultra 8, Nathan VaporAir, Ultimate Direction Ultra Vesta 5.0, and CamelBak Octane XCT are all highly regarded options that have proven their reliability on the trails.

Ultimately, the best hydration pack for you is the one that feels comfortable and allows you to focus on your race without the worry of hydration or gear issues. Don’t be afraid to try different packs and seek out advice from other runners to find the perfect fit.

Remember to practice with your chosen hydration pack before race day to ensure it meets your expectations. Experiment with different hydration strategies, adjust the straps for a personalized fit, and familiarize yourself with all the features.

Stay hydrated, train hard, and enjoy the incredible journey of participating in an ultramarathon. With the right hydration pack by your side, you’ll be well-equipped to conquer the miles ahead.

So, get ready, lace up your running shoes, and embark on your ultramarathon adventure with confidence and a reliable hydration pack by your side.