Material: Crafted from durable, lightweight Oxford fabric or a polyester/nylon blend that is sometimes marketed as "three-proof" (waterproof, oil-proof, and stain-proof).
Mobility: Equipped with silent spinner wheels that offer 360° rotation for smooth handling.
Design: Features include an internal push-button telescopic handle, multiple exterior pockets for organization, and an expandable design for extra storage capacity.
Typical Set Sizes: A full set usually includes four sizes: 28-inch (Large), 24-inch (Medium), 20-inch (Small/Carry-on), and sometimes an 18-inch boarding bag.