Athena United 4" x 6" Thermal Direct Perforated Shipping Labels Eltron Zebra 2844 ZP-450 ZP-500 ZP-505 (250 x 20 Roll) Compatible with most 4"+ wide datamax, zebra, sato, and other standard direct thermal printers High quality direct thermal material Self-adhesive just peel & stick Fits zebra 2844, elytron 2844, zebra ZP-450, ZP-500, ZP-505 Standard 1" core