F253 Kowalski

Freitag F253 Kowalski is a 18L, 0.74kg1.6lb travel backpack measuring 38×33.5×11cm15×13×4.5in.It fits the carry-on size limit of 36 of 36 major airlines and the personal-item limit of 7 of 26. Under the seat, its 33.5cm13.2in side is over the 30cm11.8in limit at 12 of the 19 airlines it misses. Specs from freitag.ch, checked October 2026.

Volume: 18Lfixed size
Weight: 0.74kg1.6lb1.6lb0.74kg
Carry-on: 36/36airlines fit it
Personal item: 7/26under-seat limits

Dimensions: 38×33.5×11cm15×13×4.5in 15×13×4.5in38×33.5×11cm
Price: $300 as of October 2026
Laptop: up to 16"
Opening: n/a
Warranty: not published
Compartments: n/a
Bottle pockets: n/a

Material: Used truck tarpaulin (polyester/PVC), 100% upcycled, recycled PET lining

Main compartment volume adjusts to the contents
Two small open inner pockets, room for devices up to 16 in
Large quick-access zip pocket on the back
Each piece is cut from a one-of-a-kind truck tarp

Last checked: 2026-10. Prices and specs may have changed.

Does the Freitag F253 Kowalski fit airline carry-on limits?

Draw against

Fits as a cabin bagFits as a cabin bag on Ryanair. cabin bag 55×40×20cm21.5×15.5×8in · under the seat 40×30×20cm15.5×12×8in. Bag in cminches, turned to fit.

Flag as a tight fit undercm spare

Airline	Carry-on	Personal item	Cabin-bag weight
Air Arabia	FitsFits	Too bigToo big	6.3kg to pack (of 7kg)13.9lb to pack (of 15.4lb)
Air CanadaCabin bag not on every fare	FitsFits	Too bigToo big	No published limitNo published limit
Air FranceCabin bag not on every fare	Tight fit (1.5cm spare)Tight fit (0.6in spare)	Too bigToo big	11.3kg to pack (of 12kg shared with personal item)24.9lb to pack (of 26.5lb shared with personal item)
Air India	FitsFits	No published limit	6.3kg to pack (of 7kg)13.9lb to pack (of 15.4lb)
AirAsia	FitsFits	Too bigToo big	6.3kg to pack (of 7kg shared with personal item)13.9lb to pack (of 15.4lb shared with personal item)
Alaska Airlines	FitsFits	No published limit	No published limitNo published limit
Allegiant AirCabin bag not on every fare	FitsFits	Tight fit (1.5cm spare)Tight fit (0.6in spare)	No published limitNo published limit
American Airlines	FitsFits	Tight fit (1.5cm spare)Tight fit (0.6in spare)	No published limitNo published limit
ANA (All Nippon Airways)	FitsFits	Too bigToo big	9.3kg to pack (of 10kg shared with personal item)20.5lb to pack (of 22lb shared with personal item)
AviancaCabin bag not on every fare	Tight fit (1.5cm spare)Tight fit (0.6in spare)	No published limit	9.3kg to pack (of 10kg)20.5lb to pack (of 22lb)
British Airways	FitsFits	FitsFits	No published limitNo published limit
Cebu Pacific	FitsFits	Too bigToo big	9.3kg to pack (of 10kg shared with personal item)20.5lb to pack (of 22lb shared with personal item)
Delta Air Lines	FitsFits	No published limit	No published limitNo published limit
easyJetCabin bag not on every fare	FitsFits	FitsFits	14.3kg to pack (of 15kg)31.5lb to pack (of 33.1lb)
Emirates	FitsFits	No published limit	6.3kg to pack (of 7kg)13.9lb to pack (of 15.4lb)
Frontier AirlinesCabin bag not on every fare	FitsFits	FitsFits	15.2kg to pack (of 15.9kg)33.5lb to pack (of 35.1lb)
Gol Linhas Aereas	Tight fit (1.5cm spare)Tight fit (0.6in spare)	No published limit	9.3kg to pack (of 10kg)20.5lb to pack (of 22lb)
IndiGo	Tight fit (1.5cm spare)Tight fit (0.6in spare)	No published limit	6.3kg to pack (of 7kg)13.9lb to pack (of 15.4lb)
JetBlue Airways	FitsFits	Too bigToo big	No published limitNo published limit
KLMCabin bag not on every fare	Tight fit (1.5cm spare)Tight fit (0.6in spare)	Too bigToo big	11.3kg to pack (of 12kg shared with personal item)24.9lb to pack (of 26.5lb shared with personal item)
LATAM Airlines	Tight fit (1.5cm spare)Tight fit (0.6in spare)	Tight fit (1.5cm spare)Tight fit (0.6in spare)	11.3kg to pack (of 12kg)24.9lb to pack (of 26.5lb)
LufthansaCabin bag not on every fare	FitsFits	Too bigToo big	7.3kg to pack (of 8kg)16.1lb to pack (of 17.6lb)
Norwegian Air ShuttleCabin bag not on every fare	FitsFits	Too bigToo big	9.3kg to pack (of 10kg shared with personal item)20.5lb to pack (of 22lb shared with personal item)
Qantas	FitsFits	No published limit	6.3kg to pack (of 7kg shared with personal item)13.9lb to pack (of 15.4lb shared with personal item)
Qatar Airways	FitsFits	No published limit	6.3kg to pack (of 7kg)13.9lb to pack (of 15.4lb)
RyanairCabin bag not on every fare	FitsFits	Too bigToo big	9.3kg to pack (of 10kg)20.5lb to pack (of 22lb)
SAS	FitsFits	Too bigToo big	7.3kg to pack (of 8kg)16.1lb to pack (of 17.6lb)
Singapore Airlines	FitsFits	Too bigToo big	6.3kg to pack (of 7kg)13.9lb to pack (of 15.4lb)
Southwest Airlines	FitsFits	No published limit	No published limitNo published limit
Turkish Airlines	FitsFits	Too bigToo big	7.3kg to pack (of 8kg)16.1lb to pack (of 17.6lb)
United AirlinesCabin bag not on every fare	Tight fit (1.5cm spare)Tight fit (0.6in spare)	Too bigToo big	No published limitNo published limit
Vietjet Air	FitsFits	Too bigToo big	6.3kg to pack (of 7kg shared with personal item)13.9lb to pack (of 15.4lb shared with personal item)
VolarisCabin bag not on every fare	FitsFits	Tight fit (1.5cm spare)Tight fit (0.6in spare)	9.3kg to pack (of 10kg)20.5lb to pack (of 22lb)
VuelingCabin bag not on every fare	FitsFits	Too bigToo big	9.3kg to pack (of 10kg)20.5lb to pack (of 22lb)
WestJetCabin bag not on every fare	FitsFits	Too bigToo big	No published limitNo published limit
Wizz AirCabin bag not on every fare	FitsFits	Too bigToo big	9.3kg to pack (of 10kg)20.5lb to pack (of 22lb)

Compared in any orientation against each airline's published size limit. A tight fit has under 2cm to spare, so a packed soft bag may not pass a sizer. Set it to 0 to turn the warning off. Weight is what the airline allows in the cabin minus this bag's empty 0.74kg1.6lb. Limits and sources. Own a different bag? Check it against every airline.