(18941) Zebra 4x6 Z-Ultimate 3000T Thermal Transfer Polyester Label [1" Core, 5" OD, 460/Roll, 4 Rolls/Case] 4 inch Width x 6 inch Length Thermal Transfer, Polyester, Pearl White 1 inch Core, 5 inch OD 460 Labels Per Roll, 4 Rolls Zebra Z-Ultimate 3000T