21.7" x 14.4" x 9" (+2.25" depth when expanded) / 55.1 × 36.6 × 22.9 cm (+5.7 cm)
Handles and wheels
The manufacturer does not say
Material
Polycarbonate
Structure
Structured
BagCheck compares the three exterior measurements in the best physical orientation. It does not invent a missing axis label or assume that unknown protrusions are included.
Source
Where these details came from
Last checked
Evidence
Exact Carry-On Flex manufacturer evidence checked 2026-08-21. Base and expanded geometry already match production. Measurements include wheels; handles and fixed protrusions remain unknown, so the combined field remains null.