The REI Co-op Trailmade 25 Sleeping Bag delivers strong value and sizing inclusivity, making it ideal for beginners and those seeking a perfect fit. Reviewer Ian Graber-Stiehl noted its moisture-resistant synthetic insulation performs well to its 25°F comfort rating, though the bag's bulk and zipper snags are drawbacks. The six-size range (short, short wide, regular, regular wide, long, long wide) caters to diverse body types, with the regular size tested performing well for average users. This bag is best suited for casual campers and newcomers to backpacking who prioritize fit and value over ultralight performance.

Full review
Sizing Inclusivity
The REI Co-op Trailmade 25 Sleeping Bag stands out primarily for its extensive sizing options, offering six distinct combinations: short, short wide, regular, regular wide, long, and long wide. This approach directly addresses a common pain point in the sleeping bag market where fit is often compromised for affordability. According to GearJunkie's Ian Graber-Stiehl, the sizing inclusivity makes the Trailmade an appealing choice for newcomers to backpacking, particularly those who struggle to find a perfect fit in standard sizes. The wide versions accommodate broader shoulders while maintaining a mummy cut that's more comfortable than traditional rectangular bags. However, the transition from regular to wide sizes is substantial, as Graber-Stiehl noted, with the wide versions offering 70 inches of girth at the shoulder and 66 at the waist, which can feel roomy for those with straight waists but broad shoulders.
Better Trail's review confirms the practical benefits of this approach, especially for users who have been frustrated by the limited sizing options in budget sleeping bags. The six-size system allows for a better fit across a wider range of body types, making it more approachable for a broader demographic. The Trailmade's sizing strategy is particularly valuable for those who have previously struggled to find a sleeping bag that fits properly, as it eliminates the compromise between comfort and warmth that often comes with poorly fitting bags. This inclusivity is a significant selling point for the Trailmade, especially when compared to competitors like the Kelty Down Cosmic 20, which only offers three standard sizes.
Real-World Performance
In terms of actual performance, the Trailmade 25 Sleeping Bag delivers on its promise of handling moisture-resistant insulation effectively, as noted by GearJunkie's review. The synthetic insulation maintains its warmth even when exposed to damp conditions, which is a critical feature for budget-conscious campers who may not have access to premium waterproof gear. However, the bag's temperature rating has been a point of contention among reviewers. Better Trail's Tate McReynolds reported that despite the bag's advertised 20°F comfort rating, it failed to provide adequate warmth in real-world conditions, particularly during a 45°F night with a high R-value sleeping pad. The bag's performance fell significantly short of expectations, leaving users cold even when bundled up in additional clothing.
The synthetic insulation, while moisture-resistant, does come with some drawbacks. The material is described as having heft, which affects the bag's packed volume and weight. According to Better Trail's review, the Trailmade 20 (which shares similar insulation) weighs 3 pounds 4.6 ounces, making it one of the lighter synthetic options in its category. However, this lightness comes at the cost of warmth, as the synthetic fill doesn't perform as well as down in cold conditions. The bag's performance in actual use scenarios shows that while it can handle light to moderate cold, it's not suitable for extended use in temperatures near or below its rated limit. The aggressive taper, which is designed for warmth efficiency, also makes the bag feel restrictive for users with longer limbs or those who shift positions frequently during sleep.
Build Quality and Design
The build quality of the Trailmade 25 Sleeping Bag is characterized by its budget-friendly approach, which is evident in both the materials used and the construction details. Better Trail's review highlighted that the bag is constructed with relatively cheap materials, particularly in the shell and liner, which feel thin compared to higher-end models. The DWR coating on the recycled polyester shell provides some moisture resistance, but the overall construction doesn't feel as durable as premium alternatives. Despite this, the bag does hold up well in wet conditions, as demonstrated by the fact that it kept moisture out even after several rainy nights. This is a significant advantage for budget-conscious campers who may not have access to better waterproof gear.
The design elements of the Trailmade 25 Sleeping Bag include a mummy shape with a cinchable hood, which is a standout feature for thermal efficiency. The hood includes dual drawcords (one round, one flat) to independently adjust the top and bottom, making it easy to dial in the fit even in low light. The exterior features a zippered stash pocket for small items like phones or headlamps, which is a practical addition for budget-friendly gear. However, the bag's design also includes some drawbacks, such as the lower zippers that are prone to snagging, as noted by GearJunkie's review. The drawstrings for the hood are also described as difficult to use, which can be frustrating for users who need to adjust the fit during the night.
Ventilation and Comfort
Ventilation in the Trailmade 25 Sleeping Bag is handled through a combination of long upper and lower zippers, which provide plenty of ventilation options. According to GearJunkie's review, these zippers offer easy ventilation, which is crucial for preventing overheating during warmer nights. However, the bag's aggressive taper can make it feel restrictive, especially for those who shift positions frequently during sleep. Better Trail's review noted that the mummy shape felt overly restrictive for users with longer limbs, making it difficult to cross legs or bend knees without feeling cramped. The lack of adequate venting in the design means that users often have to toggle between too hot and too cold, as the main zipper alone isn't sufficient for temperature regulation.
Comfort in the Trailmade 25 Sleeping Bag is a mixed bag. While the mummy shape with a cinchable hood adds thermal efficiency, the overall comfort level is compromised by the tight fit. The bag's design prioritizes warmth over comfort, which can be a significant drawback for users who value a more relaxed sleeping experience. The polyester liner feels cheap to the touch, though this is expected at this price point. The bag's performance in real-world conditions shows that while it can provide adequate warmth for mild temperatures, it's not suitable for extended use in cooler conditions where comfort becomes a major factor. The lack of dual zippers or dedicated vents makes it difficult to regulate temperature during warmer nights, which can lead to discomfort and disrupted sleep.
Where It Falls Short
Despite its strengths, the Trailmade 25 Sleeping Bag has several notable weaknesses that prevent it from being a top-tier option in its category. The most significant issue is the discrepancy between its advertised temperature rating and real-world performance. Better Trail's review found that the bag's warmth fell well short of the advertised 20°F comfort rating, leaving users cold even when bundled up in additional clothing. This is particularly concerning for campers who rely on their sleeping bags to provide adequate warmth in challenging conditions. The aggressive taper, while designed for warmth efficiency, makes the bag feel restrictive for users with longer limbs or those who shift positions frequently during sleep.
The bag's build quality, while functional, is compromised by its budget-friendly approach. The materials feel cheap compared to higher-end alternatives, and the snag-resistant YKK zipper, which is supposed to be a premium feature, has been reported to stick occasionally, making it somewhat finicky to use. Additionally, the lower zippers are prone to snagging, which can be frustrating during use. The drawstrings for the hood are also difficult to use, which can be a problem for users who need to adjust the fit during the night. These issues, while not deal-breakers, do detract from the overall user experience and suggest that the Trailmade 25 is better suited for casual campers who don't require the highest level of comfort or performance.
Who It's Best For
The Trailmade 25 Sleeping Bag is best suited for budget-conscious campers who prioritize sizing inclusivity and basic functionality over premium comfort or performance. It's an excellent choice for beginners or those who are new to backpacking and want a reliable, affordable option that fits a wide range of body types. According to GearJunkie's review, the six-size system makes it particularly appealing for users who have struggled to find a perfect fit in standard sizes. The bag's moisture-resistant insulation is also a significant advantage for those who camp in damp conditions or don't have access to premium waterproof gear. However, it's not recommended for serious backpackers or those who frequently camp in cold conditions, as the synthetic insulation doesn't perform well in extreme cold and the aggressive taper can make it uncomfortable for users with longer limbs.
Campers who are looking for a budget-friendly option that offers good value and sizing inclusivity will find the Trailmade 25 a solid choice. It's particularly well-suited for warm-weather camping or for those who use their sleeping bags primarily during mild conditions. The bag's lightweight design and compact packed size make it ideal for short backpacking trips where weight and space are concerns. However, users who require maximum comfort or performance in challenging conditions should look elsewhere, as the Trailmade 25 is designed more for basic functionality than for high-end performance. The bag's performance in real-world conditions shows that while it can handle light to moderate cold, it's not suitable for extended use in temperatures near or below its rated limit.
Value at This Price
The Trailmade 25 Sleeping Bag offers solid value for its price point, particularly when considering its extensive sizing options and moisture-resistant insulation. GearJunkie's review emphasizes that the bag delivers big on value, sizing inclusivity, and moisture-resistant insulation that lives up to comfort temp rating. The six-size system alone provides significant value, as it's rare to find a budget sleeping bag with such comprehensive sizing options. The recycled polyester insulation, while not as warm as down, does handle moisture well, which is a crucial feature for budget-conscious campers. The bag's weight of 3 pounds 4.6 ounces is also competitive, making it one of the lighter synthetic options in its category, though this lightness comes at the cost of warmth.
However, the value proposition is somewhat diminished by the bag's performance issues in cold conditions. Better Trail's review found that the bag's temperature rating was not as advertised, leaving users cold during cooler nights. This discrepancy between advertised and actual performance can be frustrating for users who rely on their sleeping bags to provide adequate warmth. The budget-friendly approach also means that the materials feel cheap compared to higher-end alternatives, and the construction lacks some of the refined details found in premium models. Despite these drawbacks, the Trailmade 25 remains a viable option for casual campers who prioritize sizing inclusivity and basic functionality over maximum performance.
How It Compares to Alternatives
When compared to alternatives like the Kelty Down Cosmic 20, the Trailmade 25 Sleeping Bag falls short in terms of warmth and comfort. The Kelty Cosmic 20, while only available in standard sizes, offers superior performance in cold conditions due to its down insulation. However, the Trailmade's six-size system provides a significant advantage in terms of inclusivity, which the Kelty Cosmic 20 lacks. Better Trail's review noted that the Trailmade 20 (which shares similar insulation) is one of the lightest synthetic bags in its category, but it falls short of the warmth provided by down alternatives. The Trailmade's synthetic insulation, while moisture-resistant, doesn't perform as well as down in cold conditions, making it less suitable for serious backpackers or those who frequently camp in challenging weather.
In comparison to other budget-friendly sleeping bags, the Trailmade 25 offers a more comprehensive sizing system, which is a significant advantage. The bag's design is thoughtfully functional, covering the essentials well for a budget-friendly model, though it doesn't break new ground in terms of features. The inclusion of a zippered stash pocket, a cinchable hood with dual drawcords, and the six-size system makes it a more complete option than many alternatives in its price range. However, the lack of dual zippers or dedicated vents means that it's not as well-suited for users who require maximum comfort or performance in challenging conditions. The Trailmade's performance in real-world conditions shows that while it can handle light to moderate cold, it's not suitable for extended use in temperatures near or below its rated limit.
Strengths
- +Excellent value for budget-conscious backpackers
- +Insulation handles moisture well and performs to comfort temp rating
- +Long upper/lower zips offer easy ventilation
- +Generous zippers provide plenty of ventilation options
Watch-outs
- −Lower zippers prone to snagging
- −Bulky design with significant packed volume
How it compares
The REI Co-op Trailmade 25 stands out for its budget-friendly pricing and excellent sizing inclusivity, unlike the more expensive Western Mountaineering MegaLite. While the Mountain Hardwear Phantom 30 offers better warmth-to-weight, the REI bag provides superior value and fit for beginners and casual campers who don't prioritize ultralight performance.
Who this is for
At a glance: budget-conscious beginners.
Why you’d buy the REI Co-op Trailmade 25
- Excellent value for budget-conscious backpackers.
- Insulation handles moisture well and performs to comfort temp rating.
- Long upper/lower zips offer easy ventilation.
Why you’d skip it
- Lower zippers prone to snagging.
- Bulky design with significant packed volume.
Rating sources
Our 3.8 score is the average of these published ratings. More about methodology.