Kaslo Backpack Tech

Herschel Kaslo Backpack Tech is a 30L, 1.1kg2.4lb travel backpack measuring 47×30.5×20.5cm18.5×12×8in. It fits the carry-on size limit of 32 of 36 major airlines and the personal-item limit of 0 of 26. Under the seat, its 20.5cm8.1in side is over the 20cm7.9in limit at 15 of the 26 airlines it misses. Specs from herschel.com, checked September 2026.

Volume: 30Lfixed size
Weight: 1.1kg2.4lb2.4lb1.1kg
Carry-on: 32/36airlines fit it
Personal item: 0/26under-seat limits

Dimensions: 47×30.5×20.5cm18.5×12×8in 18.5×12×8in47×30.5×20.5cm
Price: $160 as of September 2026
Laptop: up to 16"
Opening: n/a
Warranty: Lifetime Material and manufacturing defects on bags, not wear or unauthorized purchases.
Compartments: n/a
Bottle pockets: n/a

Price history

$111.99 at every weekly check since Oct 5, 2026 (3 checks).

Checked weekly on the brand's US store.

Organizer
Sternum strap (removable)
Luggage pass-through

Material: 100% recycled 600D polyester, 100% recycled polyester liner

Padded fleece lined 15/16 inch laptop compartment
Airmesh luggage trolley sleeve and hidden back pocket
Mesh side pockets

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Last checked: 2026-09. Prices and specs may have changed.

Does the Herschel Kaslo Backpack Tech fit airline carry-on limits?

Draw against

Too bigToo big 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	Too bigToo big	Too bigToo big	5.9kg to pack (of 7kg)13lb 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	FitsFits	Too bigToo big	10.9kg to pack (of 12kg shared with personal item)24lb to pack (of 26.5lb shared with personal item)
Air India	Too bigToo big	No published limit	5.9kg to pack (of 7kg)13lb to pack (of 15.4lb)
AirAsia	FitsFits	Too bigToo big	5.9kg to pack (of 7kg shared with personal item)13lb 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	Too bigToo big	No published limitNo published limit
American Airlines	FitsFits	Too bigToo big	No published limitNo published limit
ANA (All Nippon Airways)	FitsFits	Too bigToo big	8.9kg to pack (of 10kg shared with personal item)19.6lb to pack (of 22lb shared with personal item)
AviancaCabin bag not on every fare	FitsFits	No published limit	8.9kg to pack (of 10kg)19.6lb to pack (of 22lb)
British Airways	FitsFits	Too bigToo big	No published limitNo published limit
Cebu Pacific	FitsFits	Too bigToo big	8.9kg to pack (of 10kg shared with personal item)19.6lb 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	Too bigToo big	13.9kg to pack (of 15kg)30.6lb to pack (of 33.1lb)
Emirates	Tight fit (1.5cm spare)Tight fit (0.6in spare)	No published limit	5.9kg to pack (of 7kg)13lb to pack (of 15.4lb)
Frontier AirlinesCabin bag not on every fare	FitsFits	Too bigToo big	14.8kg to pack (of 15.9kg)32.6lb to pack (of 35.1lb)
Gol Linhas Aereas	FitsFits	No published limit	8.9kg to pack (of 10kg)19.6lb to pack (of 22lb)
IndiGo	FitsFits	No published limit	5.9kg to pack (of 7kg)13lb to pack (of 15.4lb)
JetBlue Airways	FitsFits	Too bigToo big	No published limitNo published limit
KLMCabin bag not on every fare	FitsFits	Too bigToo big	10.9kg to pack (of 12kg shared with personal item)24lb to pack (of 26.5lb shared with personal item)
LATAM Airlines	FitsFits	Too bigToo big	10.9kg to pack (of 12kg)24lb to pack (of 26.5lb)
LufthansaCabin bag not on every fare	FitsFits	Too bigToo big	6.9kg to pack (of 8kg)15.2lb to pack (of 17.6lb)
Norwegian Air ShuttleCabin bag not on every fare	FitsFits	Too bigToo big	8.9kg to pack (of 10kg shared with personal item)19.6lb to pack (of 22lb shared with personal item)
Qantas	FitsFits	No published limit	5.9kg to pack (of 7kg shared with personal item)13lb to pack (of 15.4lb shared with personal item)
Qatar Airways	FitsFits	No published limit	5.9kg to pack (of 7kg)13lb to pack (of 15.4lb)
RyanairCabin bag not on every fare	Too bigToo big	Too bigToo big	8.9kg to pack (of 10kg)19.6lb to pack (of 22lb)
SAS	FitsFits	Too bigToo big	6.9kg to pack (of 8kg)15.2lb to pack (of 17.6lb)
Singapore Airlines	FitsFits	Too bigToo big	5.9kg to pack (of 7kg)13lb to pack (of 15.4lb)
Southwest Airlines	FitsFits	No published limit	No published limitNo published limit
Turkish Airlines	FitsFits	Too bigToo big	6.9kg to pack (of 8kg)15.2lb to pack (of 17.6lb)
United AirlinesCabin bag not on every fare	FitsFits	Too bigToo big	No published limitNo published limit
Vietjet Air	FitsFits	Too bigToo big	5.9kg to pack (of 7kg shared with personal item)13lb to pack (of 15.4lb shared with personal item)
VolarisCabin bag not on every fare	FitsFits	Too bigToo big	8.9kg to pack (of 10kg)19.6lb to pack (of 22lb)
VuelingCabin bag not on every fare	Too bigToo big	Too bigToo big	8.9kg to pack (of 10kg)19.6lb 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	8.9kg to pack (of 10kg)19.6lb 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 1.1kg2.4lb. Limits and sources. Own a different bag? Check it against every airline.