Hardtop side glass is manufactured to original specifications for correct thickness and size. Dated. Clear Plexiglas. Features PLEXIGLAS logo and production date. Glass was produced approximately four (4) months in advance of car's final build date. Specify year and serial number. Ships factory direct (cost does not include shipping charges). No C.O.D. prepaid only. Sold as pair. Fits 1956-1960 Corvette.