Travel Concepts Amazon Croco 5 Piece Luggage Set (RED) Its lightweight, PVCEVA material and textured croco exterior makes this collection the perfect addition to your next travel adventure. Frameless exterior expands to increase your packing space. Internal, lightweight aluminum handle system with push-down locking facilitates easy, single-handed use. 2 in-line wheels provide smooth gliding and effortless movement whether you push or pull. Fully-lined interior with tie-down straps keeps your belongings secure.