4 Rolls 2-1/4" x 4" Name Badge w/Adhesive Labels Dymo 30857 Compatible for DYMO LabelWriters 330 400 450 Twin Turbo Duo 4XL Printer 4 Rolls | 250 labels per roll | 1 inch core Compatible with DYMO 30857 Badge w/Adhesive Labels | Dimensions: 2-1/4" x 4" High Quality, Bright, White Direct Thermal Paper Strong Adhesive | Water Resistant | Color: White