Heys Athena 3 Piece Hardside Luggage Set Luggage - Sizes: 32", 28", & 21". Distinctive Features of the 32" and 28" Athena Series Include a 80mm thick aluminum handle, a polypropylene shell, a total of five lo cks and 2 three digit combination locks on each piece for full security, and la rge 4.25" diameter inline wheels with metallic ball bearings to allow for effor tless motion.