Samsonite Luggage Silhouette 11 29" Expandable Upright Spinner - Black 8 spinner wheels provide maximum surface weight distribution offering a smoother roll when gliding a fully packed case Constructed of exceptionally abrasion and puncture resistant Tricore nylon with a Dupont Nanotechnology fabric protector. This fabric will provide superior protection against stains and outdoor elements. Large alloy zipper pulls with textured control points for secure handling and smooth functioning. Feather weight polypopylene honeycomb memory frame