deuter Trail 28 SL Review: A Perfect Fit for Women Hikers

A hiking daypack that actually fits a woman’s body? Yes please. Here’s my honest review of the deuter Trail 28 SL and why it’s the best pack I’ve used in years.

Kristen Bor hiking away from the camera wearing the deuter trail 28 sl backpack

After more than a decade of hiking and testing gear, deuter remains one of the few brands I keep coming back to. My love for their packs started back in 2014 when I hiked the John Muir Trail with the deuter ACT Lite. It was the first backpacking pack I actually liked, and I’ve been using their gear ever since.

So when the deuter Trail 28 SL was released, I was excited to try it out. After logging over 50 miles with it—and packing it full of toddler gear, camera equipment, and all the essentials for long days on the trail—I can confidently say this is one of the best-fitting and most comfortable daypacks I’ve worn in years. If you’ve struggled to find a pack that truly fits your body and doesn’t leave your shoulders sore by mile two, the deuter Trail 28 SL might just be the answer.

*This post is sponsored by deuter. Their packs have consistently delivered comfort, durability, and thoughtful design, and I’m thrilled to be partnering with them after so many years of being a fan! As always all words and opinions are my own, and I only recommend gear I truly love and think you will too.

deuter Trail 28 SL Overview

Specs

  • Material: 100% recycled polyester with 600 denier abrasion-resistant fabric
  • Weight: 2.35 pounds
  • Volume: 28 liters (comes in additional sizes from 16-34 liters)
  • Max recommended load: 18 pounds
  • Best for people: 5’2″ – 5’10” with torso lengths between 15-19″
  • Colors: Currently comes in 3 different colors
Kristen Bor hiking with the deuter trail 28 sl backpack

Pros

  • Superior Fit for Smaller Bodies: The SL stands for “slim-fit” and is designed for shorter torsos and narrower frames. At 5’6” with a short torso and long legs, this pack fits me better than anything I’ve worn in years.
  • S-curved straps designed for women’s anatomy: Unlike straight-cut straps that can press uncomfortably into your chest, the S-curve follows the natural shape of the female body. 
  • Back Panel Breathability: The ventilated back panel includes two padded air strips with a channel down the center allowing airflow so I’m not drenched in sweat
  • Functional and Well-Organized: It’s easy to stay organized with bottom zip access to the main compartment, a hydration sleeve, trekking pole loops, a hipbelt pocket, lid pocket, and a deep side pocket.
  • Lightweight and Streamlined: At under 3 lbs, this pack doesn’t weigh me down but still feels supportive enough to carry heavier loads for long days on the trail.
  • Durability: Like all deuter backpacks, the fabric is extremely durable and rugged enough to stand up to rough terrain.
  • Comes with a Rain Cover: Always a nice bonus, and it stores neatly in the bottom of the backpack when you don’t need it.
Kristen Bor putting a hydration reservoir into the hydration sleeve on the deuter trail sl backpack

Cons

  • Side Pocket Could Be Roomier: The deep side pocket fits a slim water bottle, but I wish it were just a touch wider to comfortably fit a Nalgene. Since I usually use a hydration reservoir, it’s not a deal breaker, but it’s worth noting.
  • No Stretchy Front Pocket: I wish it had a spacious stretchy front stash pocket for quickly stuffing a light layer, dog poop bags, or trash I pick up along the way.
  • Hipbelt Pocket Placement: While I appreciate having a pocket there, it sits a bit far back on my waist. It’s definitely usable, it’s just a little awkward to reach into.
Closeup of the hip fin straps on the deuter trail 28 sl hiking backpack

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Fit & Comfort

Comfort is where this pack really shines. I’ve tested a lot of daypacks over the years, and the Trail 28 SL is the first in a long time that hasn’t aggravated my herniated disc. That alone would make it a winner—but there’s more.

The SL fit is tailored for women or anyone with a shorter torso and slimmer frame.

I have a body type that can be tricky to fit when it comes to backpacks: I’m 5’6″ with long legs, a short torso, and an average build (I wear a size 8 in women’s pants). What I’ve found over the years is that packs sized for my short torso length often feel too tight or narrow everywhere else. The hipbelt might not wrap all the way around, or the pack tugs in the wrong places.

So instead, I usually size up—only to end up with a pack that’s too long for my back. That means it sits too high above my shoulders, which causes it to sway and pull as I hike. By the end of the day, my shoulders are aching and I’m constantly adjusting to try to get comfortable.

The deuter Trail SL feels like a huge upgrade and eliminates all of the fit issues I’ve had with so many packs. It sits perfectly on my hips, and the shorter torso length keeps the pressure off my shoulders.

Kristen Bor on a hiking trail in Park City wearing the deuter trail 28 sl hiking backpack

One of the most noticeable comfort upgrades is the S-curved shoulder straps. Unlike straight-cut straps that can press uncomfortably into the side of your boobs, these narrower S-curve straps contour around them. As someone with a larger chest (I’m a 36D), this means no uncomfortable pressure points or feeling like my boobs are being squeezed. It’s honestly one of those features you don’t realize you’ve been missing until you finally feel the difference.

Kristen Bor pulling the chest strap on the deuter trail 28 sl hiking backpack

The semi-structured frame gives it just the right amount of support while still being flexible enough to mold to my body. It doesn’t feel like a stiff panel digging into my back; instead, it moves with me. There’s no shifting or bouncing, even on uneven terrain, and I’ve noticed my balance is better because of it.

One of my favorite comfort features is the ventilated back panel, which includes two foam air strips that run vertically. These create a channel down the center that helps airflow circulate, keeping my back cool and reducing that dreaded sweaty-back feeling on hot days.

Kristen Bor showing the airflow channels on the back of the deuter trail 28 sl

At a size 8, the hip belt (also called hip fins) hugs my waist just right—snug and supportive without any pinching or digging. That said, because this pack is designed for smaller frames, I think people with a larger waist size than myself might find that the hipbelt pocket sits too far back, making it a little awkward to reach while hiking.

Closeup of the hip fin straps on the deuter trail 28 sl hiking backpack

I’ve been putting this pack through its paces by loading it up pretty heavily. Since I’m usually hiking with my toddler and two dogs, I’m carrying more than your average day hiker—diaper supplies, extra snacks, layers, plenty of water for everyone, plus my Sony full-frame camera, Insta360, first aid kit, and other day hiking essentials. Even with all that weight, my shoulders have never felt fatigued. The load stays stable and supported, which is a huge win for me.

If the SL Fit Doesn’t Work for You…

If the SL (Slim Line) fit doesn’t work for your body type – say, if you have a longer torso or broader build – deuter also makes a standard sized trail pack with a unisex fit. It has the same core features and smart design, just with slightly wider shoulder straps, a longer back length, and a roomier hipbelt to better accommodate different body shapes. So if you love the look of this pack but need a little more space or length, the standard fit is definitely worth checking out.

Construction & Materials

This pack feels every bit as durable and thoughtfully constructed as deuter’s full-sized backpacking packs.

The deuter Trail series is made with a blend of 600D PES and 210D PA—two technical fabrics that are designed to hold up to real-world wear and tear.

Kristen Bor wearing the Deuter Trail 28 SL backpack on a trail in Park City with green foliage

This jargon doesn’t mean much to most people, so let me break it down:

  • 600D PES REC BS stands for 600-denier recycled polyester. This fabric is highly tear- and abrasion-resistant and doesn’t absorb much moisture, which helps the pack shed light rain and dry quickly after wet conditions.
  • 210D PA REC BS is 210-denier recycled polyamide (aka nylon), which is known for being lightweight, extremely strong, and elastic. This adds flexibility and toughness to the parts of the pack that see more movement or stress.

In simple terms: these are durable, recycled fabrics that balance weight and strength, making this pack strong enough to stand up to all the pokey-stabby things you might encounter on the trail

On top of that, the pack is made with bluesign®-approved materials which requires that no harmful chemicals are used at any point in the manufacturing process. It’s also treated with a PFC-free water-repellent coating, and deuter is actively working reduce its climate impact.

Pockets & Organization

One of the things I really appreciate about the deuter Trail 28 SL is how streamlined yet functional the layout is. The pockets are well-placed, and I’ve found it easy to keep my gear organized without feeling like I’m carrying a bulky pack full of unnecessary compartments.

Here’s how I’ve been using the storage:

  • Top Lid Pocket: This is my go-to spot for sunglasses, sunscreen, a headlamp, and whatever snacks I want to have close at hand. It’s roomy and easy to access without having to open the main part of the pack.
  • Internal Lid Pocket: Tucked under the lid is another zippered pocket that’s perfect for keys, my wallet, and anything else I can’t risk losing.
  • Main Compartment: The main body of the pack holds a surprising amount. On most hikes, I fit my toddler’s diaper supplies, my DSLR camera, extra layers, and lunch with room to spare. The bottom zipper gives me access to anything I’ve packed deep inside without having to unpack everything else.
  • Hydration Sleeve: Inside the main compartment is a hydration sleeve that fits up to a 3-liter reservoir, and it has a Velcro loop to keep the bladder upright so it doesn’t slump and shift while I hike.
  • Stretch Side Pocket: I’ve been using the single deep side pocket for my insta360 camera and my sunscreen. I do wish the side pocket was a bit wider to fit a Nalgene or light layer. Because I use a hydration reservoir most of the time, it’s not a deal breaker—but if you’re a bottle-only hiker, know that it will only fit a slimmer water bottle.
  • Hipbelt Pocket: There’s one zippered pocket on the hipbelt that fits a phone or a small snack. I also keep my lip balm in here.
  • Loops and Attachment Points: There are several thoughtfully placed loops around the pack for clipping on extra gear. My trekking poles fold down pretty short into three parts, so they don’t work well with the dedicated trekking pole loops—but I’ve been using the ice tool loop at the bottom of the pack instead, and it works just fine. You’ll also find attachment points on the shoulder straps, which are great for clipping on carabiners, a GPS, or anything else you want easy access to.

If I could make one change, I’d love to see a stretchy front pocket – something for stashing a puffy, poop bags, or in my case dirty diapers. I find myself missing that feature, especially when I need to quickly stuff something without opening the main compartment.

Final Thoughts

The deuter Trail 28 SL has officially earned its spot as my go-to daypack. It fits beautifully, feels great on long hikes, and has just the right amount of storage and structure without being bulky or overcomplicated. The price ($150) is also very reasonable compared to other technical daypacks, especially considering the quality, fit, and sustainable construction.

Having used deuter packs since 2014, I’ve always trusted the brand for comfort and durability, and this pack is no exception. If you’ve used a deuter backpacking pack before, I think you’ll absolutely love this one for day hikes. And if you haven’t? This would be a great daypack to try!

One more reason I feel good recommending this pack? deuter stands behind their gear with a lifetime warranty. If something breaks, they’ll repair it for free—and if it can’t be repaired, they’ll replace it with the most comparable model at no cost. That kind of commitment to quality (and to their customers) is getting harder to find, and it’s just one more reason I’ll keep reaching for Deuter packs year after year.

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Do you have questions about the deuter Trail SL? Let me know in the comments below, and I’ll do my best to help!

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