Seiko SmartLabel SLP-2RLH Address Label - 1.12" Width x 3.5" Length - 260/Roll - 0.79" CoreRoll - White Large-capacity design streamlines labeling process and ensures crisp prints Strong adhesive securely sticks to your envelopes For use in Seiko SLP 400, 200 and 100 series Also works in Dymo Labelwriter 300 and 400 series printers