The Elixir Deco LB450-10P 10 Rolls of 450 4x6 Direct Thermal Zebra 2844 Zp-450 Shipping Labels, 4500 total, For Zebra, Eltron, Samsung Printer, White 450 labels per roll (your choice) Self-adhesive just peel & stick High quality direct thermal material Work in any zebra/eltron direct thermal printers that is at least 4 inch wide Perfectly works with zebra 2844, eltron 2844, zebra zp-450, zp-500, zp-505 etc.