Paramour

Tom Bihn Paramour is a 21L, 0.76kg1.7lb travel backpack measuring 45.5×34×25.5cm18×13.5×10in. It fits the carry-on size limit of 1 of 36 major airlines and the personal-item limit of 0 of 26. Under the seat, its 25.5cm10in side is over the 20cm7.9in limit at 15 of the 26 airlines it misses. Specs from tombihn.com, checked September 2026.

Volume: 21Lfixed size
Weight: 0.76kg1.7lb1.7lb0.76kg
Carry-on: 1/36airlines fit it
Personal item: 0/26under-seat limits

Dimensions: 45.5×34×25.5cm18×13.5×10in 18×13.5×10in45.5×34×25.5cm
Price: $190 as of September 2026
Laptop: up to 16"
Opening: Panel access, Half-zip main compartment
Warranty: Lifetime Fixes faults free of charge, wear and tear repairs are done at a reasonable charge.
Compartments: n/a
Bottle pockets: 1

Price history

$190 at every weekly check since Oct 5, 2026 (3 checks).

Checked weekly on the brand's US store.

Hip belt (removable)
Sternum strap

Material: bluesign certified 630d High-Tenacity ballistic nylon exterior, bluesign certified 210d Cerylon ripstop interior, closed-cell foam back panel

Padded device pocket fits a 16 in MacBook Pro
Center water bottle pocket with drain grommet
Includes sternum strap and Gatekeeper waist strap

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

Does the Tom Bihn Paramour 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	6.2kg to pack (of 7kg)13.7lb to pack (of 15.4lb)
Air CanadaCabin bag not on every fare	Too bigToo big	Too bigToo big	No published limitNo published limit
Air FranceCabin bag not on every fare	Too bigToo big	Too bigToo big	11.2kg to pack (of 12kg shared with personal item)24.7lb to pack (of 26.5lb shared with personal item)
Air India	Too bigToo big	No published limit	6.2kg to pack (of 7kg)13.7lb to pack (of 15.4lb)
AirAsia	Too bigToo big	Too bigToo big	6.2kg to pack (of 7kg shared with personal item)13.7lb to pack (of 15.4lb shared with personal item)
Alaska Airlines	Too bigToo big	No published limit	No published limitNo published limit
Allegiant AirCabin bag not on every fare	Too bigToo big	Too bigToo big	No published limitNo published limit
American Airlines	Too bigToo big	Too bigToo big	No published limitNo published limit
ANA (All Nippon Airways)	Too bigToo big	Too bigToo big	9.2kg to pack (of 10kg shared with personal item)20.3lb to pack (of 22lb shared with personal item)
AviancaCabin bag not on every fare	Too bigToo big	No published limit	9.2kg to pack (of 10kg)20.3lb to pack (of 22lb)
British Airways	Too bigToo big	Too bigToo big	No published limitNo published limit
Cebu Pacific	Too bigToo big	Too bigToo big	9.2kg to pack (of 10kg shared with personal item)20.3lb to pack (of 22lb shared with personal item)
Delta Air Lines	Too bigToo big	No published limit	No published limitNo published limit
easyJetCabin bag not on every fare	Too bigToo big	Too bigToo big	14.2kg to pack (of 15kg)31.3lb to pack (of 33.1lb)
Emirates	Too bigToo big	No published limit	6.2kg to pack (of 7kg)13.7lb to pack (of 15.4lb)
Frontier AirlinesCabin bag not on every fare	Too bigToo big	Too bigToo big	15.1kg to pack (of 15.9kg)33.3lb to pack (of 35.1lb)
Gol Linhas Aereas	Too bigToo big	No published limit	9.2kg to pack (of 10kg)20.3lb to pack (of 22lb)
IndiGo	Too bigToo big	No published limit	6.2kg to pack (of 7kg)13.7lb to pack (of 15.4lb)
JetBlue Airways	Too bigToo big	Too bigToo big	No published limitNo published limit
KLMCabin bag not on every fare	Too bigToo big	Too bigToo big	11.2kg to pack (of 12kg shared with personal item)24.7lb to pack (of 26.5lb shared with personal item)
LATAM Airlines	Too bigToo big	Too bigToo big	11.2kg to pack (of 12kg)24.7lb to pack (of 26.5lb)
LufthansaCabin bag not on every fare	Too bigToo big	Too bigToo big	7.2kg to pack (of 8kg)15.9lb to pack (of 17.6lb)
Norwegian Air ShuttleCabin bag not on every fare	Too bigToo big	Too bigToo big	9.2kg to pack (of 10kg shared with personal item)20.3lb to pack (of 22lb shared with personal item)
Qantas	Too bigToo big	No published limit	6.2kg to pack (of 7kg shared with personal item)13.7lb to pack (of 15.4lb shared with personal item)
Qatar Airways	Too bigToo big	No published limit	6.2kg to pack (of 7kg)13.7lb to pack (of 15.4lb)
RyanairCabin bag not on every fare	Too bigToo big	Too bigToo big	9.2kg to pack (of 10kg)20.3lb to pack (of 22lb)
SAS	Too bigToo big	Too bigToo big	7.2kg to pack (of 8kg)15.9lb to pack (of 17.6lb)
Singapore Airlines	FitsFits	Too bigToo big	6.2kg to pack (of 7kg)13.7lb to pack (of 15.4lb)
Southwest Airlines	Too bigToo big	No published limit	No published limitNo published limit
Turkish Airlines	Too bigToo big	Too bigToo big	7.2kg to pack (of 8kg)15.9lb to pack (of 17.6lb)
United AirlinesCabin bag not on every fare	Too bigToo big	Too bigToo big	No published limitNo published limit
Vietjet Air	Too bigToo big	Too bigToo big	6.2kg to pack (of 7kg shared with personal item)13.7lb to pack (of 15.4lb shared with personal item)
VolarisCabin bag not on every fare	Too bigToo big	Too bigToo big	9.2kg to pack (of 10kg)20.3lb to pack (of 22lb)
VuelingCabin bag not on every fare	Too bigToo big	Too bigToo big	9.2kg to pack (of 10kg)20.3lb to pack (of 22lb)
WestJetCabin bag not on every fare	Too bigToo big	Too bigToo big	No published limitNo published limit
Wizz AirCabin bag not on every fare	Too bigToo big	Too bigToo big	9.2kg to pack (of 10kg)20.3lb 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 0.76kg1.7lb. Limits and sources. Own a different bag? Check it against every airline.