Good mainstream travel brand coverage. | Official Herschel page shows 32L, 18.5 x 12 x 9 in, and 2.9 lb. | Launch-only softness, compressibility, opening, bottle-pocket, and price fields inferred from category and model.
Herschel Kaslo Travel Backpack is over the published carry-on dimensions, but the soft construction may make it a borderline option if lightly packed. Treat this as a fee-risk result.
Visual sizer
Bag vs airline rule
Tight fit
Tight fit. Largest overage: 1.1 in.
Dimension-only silhouette
Tight fit. Tightest spare room: 3.2 in.
Height
Spare room +3.2 in
Bag 18.5 in / Rule 21.7 in
Width
Spare room +3.7 in
Bag 12 in / Rule 15.7 in
Depth
Over by 1.1 in
Bag 9 in / Rule 7.9 in
warning: This result uses medium-confidence source data.
warning: This bag is treated as a borderline soft-sided fit. Packed bags can bulge.
Data status
Audited dimensionsSource-linked rule
Rendered from the dimensions shown here. Airline staff and packed shape can still affect the real-world outcome.
Dimension-only silhouette rendered from verified dimensions; no approved product image is available yet.
Bag
18.5 x 12 x 9 in
Rule
21.7 x 15.7 x 7.9 in
Risk
55/100
Confidence
medium
Margins: length 3.2 in, width 3.7 in, depth -1.1 in.
Herschel Kaslo Travel Backpack is over the published personal-item dimensions, but the soft construction may make it a borderline option if lightly packed. Treat this as a fee-risk result.
Bag
18.5 x 12 x 9 in
Rule
17.7 x 13.8 x 7.9 in
Risk
55/100
Confidence
medium
Margins: length -0.8 in, width 1.8 in, depth -1.1 in.