Paper address labels print directly from the roll for simple use. Print labels one-up or in a batch. Compatible with DYMO LabelWriter printer EL40, EL60, CoStar LabelWriter XL, 300, 310, Turbo and CoStar LabelWriter XL Plus, Turbo, 320, 330, 330 Turbo, 400, 400 Turbo, Twin Turbo and DuoTurbo.