MFLABEL 6 Rolls 250 4" x 6" Direct Thermal Zebra 2844 Zebra 2843 2844z Labels Eltron Very sticky, do not need tape the packing tapes Compatible with Zebra printer, 250/Roll, 1" Core Strong adhesive to corrugated boxes and envelopes With premium raw material, our label is waterproof, durable and printing clearly Minimum application temperature: 50; Service temperature range: -59~+149