CORE Backpack Waxed Canvas Mini 13L

4.8
Rated 4.8 out of 5 stars
4.8 Stars (274 Reviews)
$160
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COMPACT WAXED CANVAS GYM BACKPACK. BUILT FOR TRAINING. MADE TO LAST.

WAXED. WEATHERED. UNCOMPROMISING.

The CORE Mini Backpack combines rugged heritage materials with compact, purpose-built storage for lighter training days and everyday carry.

Crafted from water-resistant Scottish waxed canvas, it is built to withstand hard use while developing a distinctive vintage patina over time. Every crease, scuff and mark adds character - making each backpack uniquely yours.

The external lifting belt attachment keeps your belt secure and out of the main compartment, leaving more room inside for your training essentials. Designed specifically to fit the KNKG Lifting Belt, it delivers smart, streamlined storage without unnecessary bulk.

Featuring:

  • Water-resistant Scottish waxed canvas by Halley Stevenson
  • Genuine cow leather logo patch and zipper pulls
  • External weightlifting belt attachment designed to fit the KNKG Lifting Belt
  • Internal iPad sleeve
  • Dual external bottle pockets
  • Compact 13L design for lighter carry days

Lifting belt sold separately.

Covered by our guarantee to be free of defects in material or workmanship. If there is a defect in materials or workmanship KNKG will repair or replace your bag.

KNKG bags are built to go the distance. Every piece is engineered with quality materials, precision craftsmanship, and real-world testing - so you can pack it to the brim without worrying about rips or failure.

This version of the CORE Backpack features a waxed canvas body - an ultra-durable cotton canvas impregnated with wax for water resistance. Waxed canvas develops a rugged, lived-in look over time, with marks and creases that add to its character. It delivers the same proven longevity as our ballistic materials, with a vintage feel that gets better the harder you use it.

This CORE backpack is made from:
• Water-resistant Scottish waxed canvas from Halley Stevenson (cotton, waxed finish)
• Genuine Cow leather logo patch & zipper pulls
• YKK zippers
• Ripstop nylon lining
• Nylon webbing

NOT JUST DURABLE - DEPENDABLE

Built with a water-resistant waxed canvas shell, this limited edition CORE Duffel is crafted for those who aren't afraid to roll up their sleeves and get the work done. Every crease, mark, and scuff tells the story of work put in and limits pushed. No shortcuts. No excuses. Just a bag that shows up like you do.

BUILT TO GO THE DISTANCE

Waxed canvas isn’t just for looks. It’s a proven material trusted for over a century. Water-resistant, tough by nature, and built to age with character. This isn’t a trend piece. It’s a workhorse built for the grind.
CORE BACKPACK
SIZE COMPARISON
Capacity
Bag Weight
Height (H)
Width (W)
Depth (D)
Shoe Storage
Laptop Sleeve
MINI
13 L / 3.4 GAL
0.8 kg / 1.8 lbs
35cm / 13.8"
25cm / 9.8"
15cm / 5.9"
Not recommended
iPad
MEDIUM
25 L / 6.6 GAL
1.1 kg / 2.4 lbs
50.8cm / 20"
30.5cm / 12"
17cm / 6.7"
Up to size 10
Up to 16"
Capacity
Bag Weight
Height (H)
Width (W)
Depth (D)
Shoe Storage
Laptop Sleeve
MINI
13 L / 3.4 GAL
0.8 kg / 1.8 lbs
35cm / 13.8"
25cm / 9.8"
15cm / 5.9"
Not recommended
iPad
MEDIUM
25 L / 6.6 GAL
1.1 kg / 2.4 lbs
50.8cm / 20"
30.5cm / 12"
17cm / 6.7"
Up to size 10
Up to 16"
4.8
Rated 4.8 out of 5 stars
Based on 274 reviews
96%would recommend these products
Slide 1 selected
274 reviews
  • JO
    Justin O.
    Verified Buyer
    Reviewing
    CORE PRO Backpack Mini 13L
    I recommend this product
    Rated 5 out of 5 stars
    Ultimate small carry option

    The bags ideal for that light trip to the gym etc where you don’t need the kitchen sink just a few cutlery pieces.

    Well thought out pockets etc with zips that are easy to operate.

    Great look as well.

  • JC
    Joshua C.
    Verified Buyer
    Reviewing
    CORE PRO Backpack Large 33L
    I recommend this product
    Rated 5 out of 5 stars
    Great for Commuting Military

    I’ve been really happy with this backpack for my day-to-day commute to the Pentagon. It has plenty of room without feeling overly bulky, and I can comfortably fit my lunch box, gym gear, and other daily essentials inside. One of the biggest positives for me is that it also meets military uniform requirements, so I can carry it while in uniform without worrying about compliance. It’s comfortable, practical, and has been a great all-around commuter bag. Definitely recommend it for anyone looking for a solid work and gym backpack.

  • EA
    Ethan A.
    Verified Buyer
    Reviewing
    CORE Backpack Medium 25L
    I recommend this product
    What type of training is your KNKG bag supporting you with? Weightlifting, Other
    Using For: Gym Bag, Every Day Carry, Sport / Fitness
    Rated 4 out of 5 stars
    Great size and highly durable

    The medium 25L bag feels like a standard sized backpack. Has a good amount of pockets with plenty of room. It's a very durable bag. I also love the Belt holder. My only complaint is that since I have a small waist, my smaller belt makes using said room and pockets slightly harder to access when my belt is on the belt holder.

  • JR
    Johnny R.
    Verified Buyer
    Reviewing
    CORE Backpack Large 33L
    I recommend this product
    What type of training is your KNKG bag supporting you with? Weightlifting, Bodybuilding
    Using For: Every Day Carry, Sport / Fitness, Gym Bag
    Rated 5 out of 5 stars
    Great!

    Solid fit for the gym spacious and lots of compartments for your gym accessories!

  • J
    Jonathan
    Reviewing
    CORE Backpack Waxed Canvas Medium 25L
    I recommend this product
    Rated 5 out of 5 stars
    5 Stars

    This thing is perfect. Wish you made this in large with waxed canvas. I bought the waxed mini duffel as well and love them both.

A Compact Waxed Canvas Backpack Built for Training

The KNKG CORE Mini Waxed Canvas Backpack combines the functionality of a compact gym backpack with the character of traditional Scottish waxed canvas. Made for lighter training days and everyday carry, its 13L design gives your essential gym gear a dedicated place without the bulk of a full-size backpack.

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Scottish Waxed Canvas from Halley Stevensons

The outer shell is made using premium waxed canvas from Halley Stevensons, specialists in waxed and weather-resistant fabrics based at Baltic Works in Dundee, Scotland. The cotton canvas is treated with wax to create a durable, water-resistant surface designed to handle changing weather, daily commutes and regular trips to the gym.

Unlike synthetic materials that are designed to remain visually unchanged, waxed canvas develops more character with use. Creases, marks and variations gradually form a distinctive patina, meaning every backpack ages differently. It is a material that looks better the more you put it to work.

Small Gym Backpack. Full CORE Functionality.

The MINI is the smallest backpack in the KNKG CORE Collection, designed for athletes who prefer to carry only the essentials. Its compact layout is ideal for items such as lifting straps, wrist wraps, accessories, a small towel and an iPad.

An external weightlifting belt attachment allows you to carry your lifting belt outside the main compartment, helping preserve the limited internal space for the rest of your training gear. There is no dedicated shoe compartment, keeping the backpack compact, lightweight and easy to carry.

Made for the Gym and Everyday Carry

With its compact profile and heritage-inspired waxed canvas finish, this backpack works beyond the gym. Use it as a small everyday backpack, commuter bag or compact carry option when you do not need the capacity of a traditional gym bag.

The MINI delivers the recognisable functionality of the CORE Collection in a smaller, more versatile format—built tough, packed smart and made to develop a look that is uniquely yours.

CORE Mini Waxed Canvas Backpack Details

  • Capacity: 13L / 3.4 gal
  • Bag weight: 0.8 kg / 1.8 lb
  • Dimensions: 35 × 25 × 15 cm
  • Device storage: Internal iPad sleeve
  • Shoe storage: No dedicated shoe compartment
  • Belt storage: External weightlifting belt attachment
  • Outer material: Scottish waxed canvas from Halley Stevensons

Frequently Asked Questions

Is the MINI Waxed Canvas Backpack waterproof?

Waxed canvas is water-resistant rather than completely waterproof. The waxed finish helps protect the contents from light rain, splashes and everyday moisture, but the backpack should not be submerged or left exposed to heavy rain for extended periods.

What happens to waxed canvas over time?

Waxed canvas naturally develops creases, marks and tonal variations as it is used. These changes form a distinctive patina and are part of the intended character of the material rather than signs of damage.

What can the 13L MINI backpack hold?

The MINI is designed for a light gym setup containing smaller training essentials and accessories. It is best suited to athletes who do not need to carry shoes, bulky clothing or a full change of clothes inside their backpack.

Does the MINI Waxed Canvas Backpack have shoe storage?

No. The compact 13L MINI does not include a dedicated shoe compartment. Athletes who regularly carry training shoes should consider a larger KNKG CORE Backpack.