Herschel Seymour Backpack × JetBlue personal item
No.
Bag 19.5 x 12.5 x 7 in · Rule 17 x 13 x 8 in · high confidence
Bag reviewed 2026-05-29 · Rule reviewed 2026-05-28
Fit proof
Height
Over 2.5 in
Width
+0.5 in
Depth
+1 in
Rendered to scale from the reviewed dimensions above. Packed shape and gate enforcement can still change the outcome.
Why this answer
Herschel Seymour Backpack is larger than the published personal-item dimensions. Pick a smaller alternative for this airline rule.
The selected rule is 17 x 13 x 8 in and the bag record is 19.5 x 12.5 x 7 in.
Next step
Herschel Seymour Backpack is not a strong match for JetBlue's personal item rule. Use the alternatives below first, then review merchant dimensions before buying.
Fits this rule with 0 inches of tightest margin.
Exact limit at the limit on height
17 x 13 x 6 in
Fits this rule with 0.1 inches of tightest margin.
0.1 in spare on depth, the tightest side
15.4 x 11.6 x 7.9 in
Fits this rule with 1 inches of tightest margin.
1 in spare on height, the tightest side
16 x 12 x 7 in