5 piece set comprising 35, 31, 27 plus 21 and 18inch cabin sized trolley cases. Produced from lightweight and super strong Ballistic Nylon. The three larger have four 360 degree spinners while the cabin sized cases have inline skate wheels for easy lift. Cases feature: EVA front panels, front pockets, fully lined interiors, internal push button telescopic trolley systems, in-line easy glide wheels, multi side grab handles and lockable toughened zips. The 22inch cabin size is 25 percent expandable for extra storage.