Carry-on
Herschel Seymour Backpack Fits Herschel Seymour Backpack fits the published carry-on dimensions for this rule. Still measure the packed bag, including handles and wheels.
Visual sizer
Bag vs airline rule Fits. Tightest spare room: 0.9 in.
Scaled fit visualization Fits. Tightest spare room: 0.9 in. Bag size 19.5 x 12.5 x 7 in Rule size 21.7 x 15.7 x 7.9 in Rule width 15.7 in Rule length 21.7 in Bag width 12.5 in Bag length 19.5 in Depth: Bag 7 in / Rule 7.9 in Fits. Tightest spare room: 0.9 in.
Bag 19.5 in / Rule 21.7 in
Bag 12.5 in / Rule 15.7 in
warning: This result uses medium-confidence source data.Data status
Audited dimensions Source-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 19.5 x 12.5 x 7 in
Rule 21.7 x 15.7 x 7.9 in
Risk 8/100
Confidence medium Margins: length 2.2 in, width 3.2 in, depth 0.9 in.
Personal item
Herschel Seymour Backpack Does not fit Herschel Seymour Backpack is larger than the published personal-item dimensions. Pick a smaller alternative for this airline rule.
Bag 19.5 x 12.5 x 7 in
Rule 13 x 9.8 x 7.9 in
Risk 92/100
Confidence medium Margins: length -6.5 in, width -2.7 in, depth 0.9 in.
Main issue: length by 6.5 in, width by 2.7 in.
Carry-on
Herschel Seymour Backpack Fits Herschel Seymour Backpack fits the published carry-on dimensions for this rule. Still measure the packed bag, including handles and wheels.
Bag 19.5 x 12.5 x 7 in
Rule 21.7 x 13.8 x 9.8 in
Risk 8/100
Confidence medium Margins: length 2.2 in, width 1.3 in, depth 2.8 in.
Personal item
Herschel Seymour Backpack Does not fit Herschel Seymour Backpack is larger than the published personal-item dimensions. Pick a smaller alternative for this airline rule.
Bag 19.5 x 12.5 x 7 in
Rule 17.7 x 13.8 x 7.9 in
Risk 78/100
Confidence medium Margins: length -1.8 in, width 1.3 in, depth 0.9 in.
Main issue: length by 1.8 in.
Carry-on
Herschel Seymour Backpack Fits Herschel Seymour Backpack fits the published carry-on dimensions for this rule. Still measure the packed bag, including handles and wheels.
Bag 19.5 x 12.5 x 7 in
Rule 21.7 x 15.7 x 9.1 in
Risk 8/100
Confidence medium Margins: length 2.2 in, width 3.2 in, depth 2.1 in.
Carry-on
Herschel Seymour Backpack Fits Herschel Seymour Backpack fits the published carry-on dimensions for this rule. Still measure the packed bag, including handles and wheels.
Bag 19.5 x 12.5 x 7 in
Rule 21.7 x 15.7 x 9.1 in
Risk 8/100
Confidence medium Margins: length 2.2 in, width 3.2 in, depth 2.1 in.
Carry-on
Herschel Seymour Backpack Fits Herschel Seymour Backpack fits the published carry-on dimensions for this rule. Still measure the packed bag, including handles and wheels.
Bag 19.5 x 12.5 x 7 in
Rule 21.7 x 15.7 x 9.1 in
Risk 8/100
Confidence medium Margins: length 2.2 in, width 3.2 in, depth 2.1 in.
Carry-on
Herschel Seymour Backpack Fits Herschel Seymour Backpack fits the published carry-on dimensions for this rule. Still measure the packed bag, including handles and wheels.
Bag 19.5 x 12.5 x 7 in
Rule 21.7 x 15.7 x 9.1 in
Risk 8/100
Confidence medium Margins: length 2.2 in, width 3.2 in, depth 2.1 in.