1/2″x1″ Extra-Small Multi-Purpose Direct Thermal 1000 Labels 30333 1000 labels per roll 1/2″x1″ (13mm x 25mm) High quality bright white direct thermal paper Direct thermal printing process, so there’s no need for messy, expensive ink or toner cartridges. Packed in rolls, so you can print one label or hundreds with ease. Office Labels compatible products is your best option for high quality, affordable labels. For use with all DYMO LW printers: Dymo Label Writer Printers:300, 310, 315, 320, 330, 400, 400 Duo, 400 Twin Turbo, 450, 450 Duo, 450 Turbo, 450 Twin Turbo, 4XL, EL40, EL60, SE300, SE450, CoStar LabelWriters: XL, XL+, BC, BC+, TURBO, SE200, SE250, ACII 200 / ASCII 25.