Nautica Maritime Five Piece Luggage Set, Grey/Vibe Yellow, One Size Durable 1200 x 900 polyester fabric exterior body fabric, and interior of suitcases are fully lined featuring valet straps, zipper pockets, and a removable toiletry pouch In-line skate wheels with metal ball bearings for smooth rolling Telescoping trolley handles are recessed and feature a push-button locking mechanism Suitcases expand for added packing capacity Two exterior pockets and an add-a-bag strap