Tech Sling 3

Aer Tech Sling 3 is a 9L, 0.59kg1.3lb sling measuring 26×38×10cm10×15×4in. It fits the carry-on size limit of 36 of 36 major airlines and the personal-item limit of 22 of 26. Under the seat, its 26cm10.2in side is over the 25cm9.8in limit at 2 of the 4 airlines it misses. Specs from aersf.com, checked September 2026.

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Volume: 9Lfixed size
Weight: 0.59kg1.3lb1.3lb0.59kg
Carry-on: 36/36airlines fit it
Personal item: 22/26under-seat limits

Dimensions: 26×38×10cm10×15×4in 10×15×4in26×38×10cm
Price: $119 as of September 2026
Laptop: up to 14"
Opening: n/a
Warranty: Lifetime Manufacturing defects only, not rips, tears, abrasion or accidental damage.
Compartments: n/a
Bottle pockets: n/a

Price history

$119 at every weekly check since Oct 5, 2026 (3 checks).

Checked weekly on the brand's US store.

Organizer
Water-resistant

Material: 1680D CORDURA ballistic nylon exterior (bluesign approved), 840D nylon face with weather-resistant coating, recycled nylon lining (bluesign approved), YKK zippers, Duraflex hardware

Padded 14 in laptop pocket
Reversible padded strap for left or right side
Also sold in an X-Pac variant

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

Does the Aer Tech Sling 3 fit airline carry-on limits?

Draw against

Fits under the seatFits under the seat 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	6.4kg to pack (of 7kg)14.1lb to pack (of 15.4lb)
Air CanadaCabin bag not on every fare	FitsFits	FitsFits	No published limitNo published limit
Air FranceCabin bag not on every fare	FitsFits	FitsFits	11.4kg to pack (of 12kg shared with personal item)25.1lb to pack (of 26.5lb shared with personal item)
Air India	FitsFits	No published limit	6.4kg to pack (of 7kg)14.1lb to pack (of 15.4lb)
AirAsia	FitsFits	Tight fit (no spare)Tight fit (no spare)	6.4kg to pack (of 7kg shared with personal item)14.1lb 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	FitsFits	No published limitNo published limit
American Airlines	FitsFits	FitsFits	No published limitNo published limit
ANA (All Nippon Airways)	FitsFits	FitsFits	9.4kg to pack (of 10kg shared with personal item)20.7lb to pack (of 22lb shared with personal item)
AviancaCabin bag not on every fare	FitsFits	No published limit	9.4kg to pack (of 10kg)20.7lb to pack (of 22lb)
British Airways	FitsFits	FitsFits	No published limitNo published limit
Cebu Pacific	FitsFits	Too bigToo big	9.4kg to pack (of 10kg shared with personal item)20.7lb 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	14.4kg to pack (of 15kg)31.7lb to pack (of 33.1lb)
Emirates	FitsFits	No published limit	6.4kg to pack (of 7kg)14.1lb to pack (of 15.4lb)
Frontier AirlinesCabin bag not on every fare	FitsFits	FitsFits	15.3kg to pack (of 15.9kg)33.7lb to pack (of 35.1lb)
Gol Linhas Aereas	FitsFits	No published limit	9.4kg to pack (of 10kg)20.7lb to pack (of 22lb)
IndiGo	FitsFits	No published limit	6.4kg to pack (of 7kg)14.1lb to pack (of 15.4lb)
JetBlue Airways	FitsFits	FitsFits	No published limitNo published limit
KLMCabin bag not on every fare	FitsFits	FitsFits	11.4kg to pack (of 12kg shared with personal item)25.1lb to pack (of 26.5lb shared with personal item)
LATAM Airlines	FitsFits	FitsFits	11.4kg to pack (of 12kg)25.1lb to pack (of 26.5lb)
LufthansaCabin bag not on every fare	FitsFits	FitsFits	7.4kg to pack (of 8kg)16.3lb to pack (of 17.6lb)
Norwegian Air ShuttleCabin bag not on every fare	FitsFits	FitsFits	9.4kg to pack (of 10kg shared with personal item)20.7lb to pack (of 22lb shared with personal item)
Qantas	FitsFits	No published limit	6.4kg to pack (of 7kg shared with personal item)14.1lb to pack (of 15.4lb shared with personal item)
Qatar Airways	FitsFits	No published limit	6.4kg to pack (of 7kg)14.1lb to pack (of 15.4lb)
RyanairCabin bag not on every fare	FitsFits	FitsFits	9.4kg to pack (of 10kg)20.7lb to pack (of 22lb)
SAS	FitsFits	FitsFits	7.4kg to pack (of 8kg)16.3lb to pack (of 17.6lb)
Singapore Airlines	FitsFits	Tight fit (no spare)Tight fit (no spare)	6.4kg to pack (of 7kg)14.1lb to pack (of 15.4lb)
Southwest Airlines	FitsFits	No published limit	No published limitNo published limit
Turkish Airlines	FitsFits	FitsFits	7.4kg to pack (of 8kg)16.3lb 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	6.4kg to pack (of 7kg shared with personal item)14.1lb to pack (of 15.4lb shared with personal item)
VolarisCabin bag not on every fare	FitsFits	FitsFits	9.4kg to pack (of 10kg)20.7lb to pack (of 22lb)
VuelingCabin bag not on every fare	FitsFits	FitsFits	9.4kg to pack (of 10kg)20.7lb to pack (of 22lb)
WestJetCabin bag not on every fare	FitsFits	FitsFits	No published limitNo published limit
Wizz AirCabin bag not on every fare	FitsFits	FitsFits	9.4kg to pack (of 10kg)20.7lb 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 0.59kg1.3lb. Limits and sources. Own a different bag? Check it against every airline.