Samsonite Altair Expandable Lightweight Two-Piece Hardside Spinner Set (Spinner 20/Spinner 28), Black, One Size Carry-on Spinner measures 19.5" x 14" x 9" and Larger Spinner measures 28" x 20" x 13" Mounted TSA Approved lock only for the checked bag(Large Spinner) Corrugated design maximizes shell strength and is Expandable. Effortless 360 degree spinner wheels let you move with ease Push-button, telescoping top handle that allows you to roll the bag easily and comfortably