Does the CabinZero Classic 36L fit KLM's cabin bag?

Yes. Fits with at least 4 cm to spare on every side. It's too big for KLM's personal item (5 cm too deep).

Fits

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Side the bag fails onPart that sticks outSizer frame

Fits

Fits with at least 4 cm to spare on every side.

BagCabinZero Classic 36L

Cabin bagKLM

Weight12 kg limit, shared

Packed weightkg

Empty it weighs 0.7 kg, leaving 11.3 kg for your things.

KLM rules checked 2 Nov 2026. Source. Sizes include wheels and handles.

Side by side

CabinZero Classic 36L against KLM's limits. Bags can be turned, so the longest side is compared with the longest limit.

Cabin bag: 55 × 35 × 25 cm, 12 kg
Side	Bag	Limit	Result
Length	45 cm	55 cm	10 cm spare
Width	31 cm	35 cm	4 cm spare
Depth	20 cm	25 cm	5 cm spare

Personal item: 40 × 30 × 15 cm, 12 kg
Side	Bag	Limit	Result
Length	45 cm	40 cm	5 cm over
Width	31 cm	30 cm	1 cm over
Depth	20 cm	15 cm	5 cm over

Empty it weighs 0.7 kg of the 12 kg limit.

Biggest first.

It should. It has 4 cm to spare on its tightest side, and a stuffed front pocket usually adds 3 to 5 cm, so don't overfill the outside pockets.

KLM's cabin bag limit is 55 × 35 × 25 cm, up to 12 kg shared across your cabin items.

WANDF Personal Item Duffel and Horizn Studios Gion Shoulder Bag fit with room to spare.