Does the Horizn Studios H5 Cabin Luggage fit KLM's cabin bag?

No. Too wide by 5 cm. It's 40 cm side to side and KLM allows 35 cm. It's too big for KLM's personal item (15 cm too long).

Won't fit

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Side the bag fails onPart that sticks outSizer frame

Won't fit

Too wide by 5 cm. It's 40 cm side to side and KLM allows 35 cm.

BagHorizn Studios H5 Cabin Luggage

Cabin bagKLM

Weight12 kg limit, shared

Packed weightkg

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What you can do

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

Horizn Studios H5 Cabin Luggage 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	55 cm	55 cm	Exact
Width	40 cm	35 cm	5 cm over
Depth	20 cm	25 cm	5 cm spare

Personal item: 40 × 30 × 15 cm, 12 kg
Side	Bag	Limit	Result
Length	55 cm	40 cm	15 cm over
Width	40 cm	30 cm	10 cm over
Depth	20 cm	15 cm	5 cm over

Biggest first.

Add a checked bag when you book, which is usually cheaper than paying at the gate, or bring a smaller cabin bag.

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

CabinZero Classic 36L, WANDF Personal Item Duffel and Horizn Studios Gion Shoulder Bag fit with room to spare.