Nine rectangular tags, each 50 × 80 mm. Cut the solid outside outlines; the inner lines are for writing.
Choose A4 paper and portrait orientation. Use 100% or actual-size printing where available. Disable browser headers and footers, inspect the preview, and print one sample. Measure the 50 mm line before cutting. Browser and printer settings can override this page's requested size.
Full printing and scale-check guide · Free for personal projects and non-commercial classroom use.