NEXIVOY 45L Expandable Carry-On Backpack: Well Built

Reviewed by

Seb and Michelle

We've tested over 6,500 products in the last 5 years – collaborating with over 4,000 brands and bringing our style of reviews to multiple platforms. Every video, every review and every post has started with a video we shot ourselves after testing these products. More about me →

Wide, Solid, and Bigger Than I Expected

Look at this massive backpack. That was my first reaction when I pulled it out, it’s just wide. Super wide. Solid in a way you don’t expect at this price point. This is the NEXIVOY 45L Expandable Carry-On Backpack, and I went through it for the first time on camera so we could discover it together.

I’ll be straight with you: I came in with decent expectations because of the product spec sheet, but the physical thing in my hands was a different story. The build quality hits differently when you’re actually squeezing the fabric, working the zippers, and running your hands across the stitching. They make a big claim about double-threaded reinforcements on their site. From handling it, that’s not marketing fluff, you can feel it. It’s not a flimsy bag that’ll fold under pressure after three trips.

And that orange interior lining? I’m such a sucker for it. In my world, orange on the inside of a bag means it’s built for camera gear. This one can obviously carry way more than that, but the design sensibility is there. It feels purposeful.

45 Liters Across 7 Pockets

Let’s talk about what you’re working with here. The bag opens completely flat in a clamshell style, I love a backpack that opens like that. It makes packing and unpacking at airport security about five times less stressful. The main compartment is deep. Seriously deep. You’ve got a padded laptop sleeve on both the inner and outer walls of that compartment, and it’s been designed to fit a laptop up to 18.4 inches. For comparison, my current bag maxes out somewhere around 14 to 15 inches. This one has room for a 17-inch laptop comfortably and still has packing space alongside it.

Then there’s the bottom compartment. It’s fully waterproof. You zip it shut and that’s it, dirty clothes, a wet bathing suit, whatever you need to keep separate from your gear. That’s a feature I’d call useful, not just a marketing checkbox. Seven pockets total across the bag, including a side water bottle sleeve, an external media pocket, a key clip pocket, and the hidden RFID-blocking slot I’ll get to in a second.

The back panel has a breathable mesh design for airflow, which matters on a bag this size. The shoulder straps are thick and padded. The dimensions come in at 8.26 inches deep by 13.38 inches wide by 20.27 inches tall, it’s a big footprint, but it’s built to sit within most airline carry-on allowances. Check the current price and availability on Amazon here.

Wearing It to the Studio Before Filming

Here’s something I don’t do with every bag I review: I wore this one on the way to the studio before I even started filming. I wanted to know how it felt under load before sitting down to talk about it on camera. And it felt fantastic. The padded shoulder harness distributes weight well, when you’ve got a full pack on your back, that ergonomic comfort system is not a marketing phrase, it’s something you actually notice. No pressure points. No awkward pulling at the top of the straps. It just rides well.

The back panel’s mesh airflow design also makes a real difference. On a bag this size, 8.26 inches deep, your back can get hot fast if there’s no separation. The mesh pockets on the back panel create that gap. It’s not a miracle solution, but it’s better than a flat panel pressed against your shirt the whole time.

The hard shell back panel is another thing I kept coming back to. It’s malleable, you can press it, it gives slightly, but it’s firm enough to protect a laptop inside. That combination of structure and flexibility is what makes a bag feel expensive even when it isn’t. Love that hard shelf. It keeps the bag’s shape when you set it down, which sounds minor until you’ve had a soft bag collapse sideways every time you try to pack it standing up.

And the clamshell opening, I can’t say enough about it. Oh, I love a backpack that opens flat like this. For airport security, for hotel room packing at 6am, for fitting things in at the gate, that flat open position is so much more practical than a top-loading bag where you’re digging around blind.

The Pocket You’ll Probably Miss Too

I went through every pocket in this bag on camera. Every single one. And I still missed the RFID-protected hidden pocket. Michelle had to point it out while watching me film. I’d been going around the whole bag saying “the only thing I’m not finding is that kind of secret pocket that some bags have”, and there it was, right there, identified by the RFID mesh lining. It’s not obvious.

Once you know it’s there, it’s great. It’s roughly the size of a hand, perfect for credit cards, cash, a passport. The RFID blocking is a real feature, not just a tag on the zipper. But if you buy this bag and hand it to a first-time user without telling them about that pocket, there’s a real chance they’ll pack for a full trip without ever finding it. That’s a UX problem. A small label on the inside, a tag pointing to it, something, would fix this instantly.

The bag’s not worse for it. But it’s the one thing that made me stop during the review and go “wait, where is it?” And that moment of confusion stuck with me. If the RFID pocket is one of the security features they’re proud of, make it slightly more discoverable.

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NEXIVOY 45L Carry-On Backpack

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Does This Replace a Carry-On Suitcase?

This is the right question to ask before buying. And the short answer is: for a lot of trips, yes.

The brand positions it as a 3, 5 day trip solution, and that tracks with what I’m seeing in the bag. That waterproof bottom compartment for dirty clothes or a wet bathing suit is exactly the kind of feature that lets you pack smarter rather than just packing more. You’ve got part gear, part clothes, and the bag is designed to handle both without one contaminating the other. That’s not common.

For a business traveler doing two-night trips where every extra minute at baggage claim is wasted time, this bag makes a strong argument. You’re TSA-approved, airline-approved, and you’re walking off the plane and straight out the door while everyone else waits at the carousel. That’s real value. Check today’s pricing on Amazon before you decide.

For digital nomads and remote workers who move city to city and live out of one bag for weeks at a time, the 45L expandable capacity with a 17-inch laptop sleeve is a setup worth taking seriously. This is more than a weekender bag. There’s really a lot of room to expand on it.

That said, if you’re a true ultralight traveler who intentionally limits yourself to 20L or less, this bag is going to feel like overkill. It’s built for people who want to maximize what they can carry without checking a bag, not for people who pride themselves on packing nothing. Know which camp you’re in before you buy.

Three Things to Know Before You Pack It

First: find the RFID pocket before your first trip. Physically locate it, use it once, and then you’ll know where it is forever. It’s on the back panel behind the breathable mesh section. Once you’ve got your hands on it, it’s second nature. But don’t discover it for the first time at an airport.

The compression tag in the main compartment is easy to overlook too. It’s a small strap inside the main clamshell section designed to compress your clothes and keep them from shifting. Use it. With a bag that opens flat, loose items can shift when you close it back up and create lumpy, uneven packing. That tag solves it cleanly.

The bag is described as lightweight, and relative to how much it carries that’s fair, but fully packed to 45L, you’re still going to feel it on a long walk. The ergonomic shoulder harness helps a lot, and wearing it on the way to the studio confirmed that the comfort system works as described. So no complaints there, just a realistic expectation: pack it responsibly and it rides well. Overload it and you’re carrying a heavy bag regardless of how good the harness is.

And the hard shell back panel will hold the bag’s shape standing up on its own. If you’re someone who tends to leave bags on the floor and wants them to stay upright, that’s a small practical win you’ll appreciate daily.

Frequently Asked Questions

Will this bag fit in an overhead bin on a standard domestic or international flight?

The bag is marketed as airline-approved and sized to meet most standard carry-on limits at 8.26″ x 13.38″ x 20.27″. That said, carry-on rules vary by airline and aircraft type, smaller regional jets sometimes have tighter overhead bins. Check your specific carrier’s carry-on dimensions before your first trip with it, just to be safe.

Is the waterproof bottom compartment actually sealed, or just water-resistant?

Based on the product design, it’s a dedicated waterproof compartment separate from the main clamshell section, you zip it closed and it keeps wet or dirty items isolated from the rest of your gear. The outer fabric of the whole bag is moisture-resistant with reinforced stitching, but the bottom wet pocket is the fully waterproof layer. It’s not rated for submersion; it’s built for a wet bathing suit or damp clothes, which is the practical use case here.

Can this hold a full DSLR camera kit, or is it primarily for laptops and clothes?

The bag can fit camera gear, the main compartment is deep and padded on both sides, and the orange interior lining and compartment design suggest the brand had gear-oriented users in mind. But there are no dividers or modular inserts included for camera bodies and lenses. You’d need a separate padded insert if you’re protecting a DSLR kit. For mirrorless setups with one or two lenses, the space is there.

Does the bag come with a luggage sleeve to slide over a rolling suitcase handle?

There’s no luggage sleeve or trolley strap mentioned in the product specs or shown during the review. The grab handle on top lets you carry it like a tote, but if a suitcase pass-through strap is important to your setup, verify that before buying, it doesn’t appear to be a feature on this version.

What’s the return window if the bag doesn’t work out?

The brand offers a 30-day refund or replacement policy. That’s in addition to Amazon’s standard return process, so you have some flexibility if something doesn’t fit your needs right away. Check the current seller terms on the product page since policies can update.

How does this compare to a budget 40L backpack in the same price range?

The difference that stands out most is the waterproof wet pocket, the RFID hidden compartment, and the hard-shell back panel, most bare-bones 40L bags skip all three. The double-threaded reinforced stitching also feels more substantial than typical budget nylon bags. You’re getting more organizational structure here, not just more liters.

Learn more

NEXIVOY 45L Carry-On Backpack

Get the best price on Amazon →

This post contains affiliate links. I may earn a commission at no extra cost to you.

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About the reviewer

Seb and Michelle

We've tested over 6,500 products in the last 5 years - collaborating with over 4,000 brands and bringing our style of reviews to multiple platforms. Every video, every review and every post has started with a video we shot ourselves after testing these products.

Read more about me →