The phoenix 3-piece luggage set is constructed of 2-tone high-strength polycarbonate. Well designed features like: hidden compartment inside the expandable area on carry-on size only utility-hook for hanging articles such as small bags. Jumbo 8 wheel spinner with reduced noise and smoother glide. High quality aluminum locking handle system. Expandable for additional packing capacity built in TSA 3-dial lock system for added security interior divider with zip mesh pocket and PVC pocket buckle tie-belt to secure clothing grip handle on the bottom for easy carriage elegantly imprinted fully padded interior lining