Package of Two" Sam4s ER-350II, ER-655II Cash Register Ribbon, Ink, Cartridge, Compatible with Epson: ERC-39, M-U110, M-U310, M-U310S, M-U311, M-U311 S, M-U312S, Olivetti: Interpos 2000, 2001, Teknoline 2000, 2001, Omniprint OPC-311,Samsung ER 350ii,