With a label size of 1-1/8" x 3-1/2" (28mm x 89mm), these labels are compatible with Dymo LabelWriters 300, 310, 315, 320, 330, 4XL, EL40, EL60, SE300, SE450, CoStar LabelWriters XL, XL+, BC, BC+, TURBO, SE200, SE250, ACII 200/ASCII 250, and Seiko SLP 120, 240, Pro, EZ30, and Plus printers.
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