Create sharp, detailed labels on your smallest samples with the Teeny Writer. This retractable, extra-fine tip marker is perfect for writing clearly on microtubes, PCR tubes, and other small labels where space is limited. The convenient, click-to-open design means there's no cap to lose. The permanent black ink is ideal for all general-purpose laboratory labeling for samples that will be stored at room temperature and not exposed to harsh chemicals. Key Features & Benefits Extra-Fine Tip: The precision tip creates sharp, clear, and very fine lines, perfect for writing on the smallest of surfaces. Retractable Design: The convenient retractable mechanism prevents the tip from drying out and eliminates the need for a cap. Permanent Ink: The black ink provides lasting, high-contrast marks for reliable, everyday sample identification. Ideal for Small Labels: The perfect tool for accurately labeling microtubes, PCR strips, and other small labware. General Lab Use: Designed for samples and materials that will be stored at ambient temperatures.