Dog backpacks for hiking
Two builds of the same pack: one where the saddlebags come off and one where they don't. Both use the EZ Fit™ harness, both adjust in about 30 seconds, and both come with a Kobuk water bladder. Four sizes, fitting a 17" to 42" chest.
EZ Fit™ adjustment
Dialed in 30 seconds or less
Triple-stitched
On the 2-Piece pack
Bladder included
Kobuk bladder with every pack
Lifetime warranty
On the packs — no strings attached
It’s how the pack is made that counts
Triple-stitched
Every seam on the 2-Piece's bags is triple-stitched — and so is the harness they ride on.
Water-resistant
Sheds rain and shrugs off creek crossings, while the material stays breathable.
EZ Fit™ adjustment
Locking Velcro straps adjust the pack to your dog's shape in 30 seconds or less.
Built for comfort
Padded where it sits against your dog, with nothing scratchy touching their coat.
Our gear out in the real world
“I got a size large for my lab and it's a great pack and a great harness! I use it almost every day!”
Verified customer review “I've tried all sorts of backpacks & harnesses for my dog and have never found anything even CLOSE to as awesome as this product!”
Verified customer review “I am so happy with my 2 backpacks! They are made well, fit nicely, and look great!”
Verified customer review
What size does my dog need?
Two measurements and you’re done. Take them before you pick a size — breed and weight aren’t reliable on their own.
- 1
Measure the girth
Measure around the widest part of your dog's ribcage, just behind the front legs. Snug, not tight — you want two fingers underneath.
- 2
Measure the neck
Around the base of the neck, where a collar sits. Write both numbers down before you pick a size.
- 3
Between two sizes? Size down
EZ Fit™ straps take up slack, so the smaller size usually adjusts to fit. A pack that starts too big can't be cinched small enough.
“My dog's measurements were right on the border between a medium and a large, so I went with a medium, and he still has some room in the straps.”
Backpack size guide
| Size | Chest girth | Neck |
|---|---|---|
| S | 17–22" | 10–14" |
| M | 22–27" | 14–20" |
| L | 27–32" | 16–23" |
| XL | 32–42" | 22–30" |
Still between sizes? Send us your dog’s measurements and we’ll tell you which size we’d ship.
1-Piece or 2-Piece?
Same harness, same sizes, same included water bladder. The difference is whether the saddlebags come off.
| Feature | 2-Piece | 1-Piece |
|---|---|---|
| Saddlebags | Slide off with EZ Latch™ | Sewn on |
| Works as a harness alone | Yes — take the bags off | No |
| EZ Fit™ harness | Yes | Yes |
| Kobuk water bladder | Included | Included |
| Triple-stitched | Yes | Water-resistant and durable |
| Sizes | S · M · L · XL | S · M · L · XL |
| Colors | Six | Three |
The ‘No’ list
What you won’t find in these packs.
- No one-size-fits-all — four sizes, and the harness adds an Extra Small
- No complex fittings — EZ Fit™ does it in 30 seconds or less
- No sewn-shut decisions — the 2-Piece's bags slide off
- No scratchy straps — padded where it touches your dog
- No leaky bladders — the included Kobuk has a double-locking top
- No boring colors — six of them, matched across the line
- No guesswork on fit — measure once, use the chart
- No fine print on returns — 30-day money-back guarantee
- No warranty clock — the packs are covered for life
Goes with the pack
The harness on its own for everyday walks, a spare bladder, and the 4-inch carabiner for people who want a really big carabiner.

Large Carabiner
$15.00
Questions people ask before they buy
- Measure around the widest part of your dog's ribcage, and the base of the neck. Small fits a 17–22" chest and a 10–14" neck; Medium 22–27" and 14–20"; Large 27–32" and 16–23"; X-Large 32–42" and 22–30". If your dog lands between two sizes, take the smaller one — the EZ Fit™ straps take up the extra, and an oversized pack can't be cinched down far enough to sit still.
- Ask your vet for a number specific to your dog. It depends on age, build, conditioning and the terrain, and a healthy young dog in shape is a different animal from a senior. Start well under whatever number you land on, keep the two sides even, and add weight over several hikes rather than all at once.
- The saddlebags. On the 2-Piece they slide off with the EZ Latch™ system, so the harness stays on your dog and you can drop the bags at camp or use it as a plain harness on a short walk. On the 1-Piece the bags are sewn on. Everything else — the EZ Fit™ harness, the sizes, the included water bladder — is the same.
- The EZ Fit™ buckles latch down and the leftover strap tucks into rubber loops, which is what keeps them from working loose. If a front strap does slip, it's almost always because the pack is a size too big — recheck the girth measurement against the size you bought. Loading both saddlebags to the same weight also matters more than people expect.
- Water-resistant, not waterproof. It sheds rain and shrugs off a creek crossing; it isn't rated to be submerged. The sleeping mat and sleeping bag are the ones with a genuinely waterproof bottom.
- Yes — the packs carry a lifetime warranty. If a pack fails on you, contact us and we'll make it right. On top of that, everything we sell has a 30-day money-back guarantee.
- Yes — a Kobuk water bladder is included with every pack. It rolls up flat when it's empty and fits the saddlebags. The double-locking top is there so it pours without leaking in the bag.
Dogs are our heroes
At the most basic level, we're a group of dog people who love spending time out there with our best buds. We built these packs to hold up to the miles, the weather, and the dog wearing them — in colors you won't find on anyone else.
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