OfficeSmart 2-1/4" x 1-1/4" Multi-Purpose Labels (1000 labels) Dymo 30334 Compatible for DYMO LabelWriters 330 400 450 Twin Turbo Duo 4XL Printer Prints perfect shipping labels or name tags, Label Dimensions 2-1/4" x 1-1/4" Self sticking adhesive, 1000 labels per roll Quality top-coated direct thermal paper OfficeSmartLabels brand - compares to Dymo 30334 100% compatible with your Dymo LabelWriter printer