Brady, B30-R10000-YL, 118091 4.33" x 200' B30 Series R10000 Printer Ribbon, Yellow B30 Series "Drop and Click" print ribbons enable 5-second ribbon supply changes. No calibrating, no threading, no waste, no hassles and the ink always faces the right direction! One-color ribbon for printing a single color onto a label B30-R10000-YL is designed for printing yellow on white; use B30-R10000-YL2 (sold separately) for printing yellow onto other colors Tough, smear-proof ribbon produces long-lasting printed text that can withstand years in industrial areas and outdoor conditions Self-contained B30 Series cartridges drop straight into the printer with a "click"