PACKZON 4x6 Direct Thermal Shipping Labels Zebra 2844 Elton 250 per Roll (1 Roll) Labels Size: 4"(W) x 6"(L), 1" core, 250 per roll Features : Perforated between each label Adhesive type : Permanent / Strong adhesive to corrugated boxes and envelopes Print technology : Zebra / Eltron thermal printers Material : Paper / Acrylic