For permanently marking cloth, cardboard and plastic Red, green, blue and black ink will not fade at ultra-low temperature Smudge-proof Consists of four, extra-fine point pens in red, green, blue and black.

The Diamond PerfectMark is a permanent laboratory marker ideal for all laboratory marking applications. The fine tip is designed for use on tight spaces such as histology cassettes, microscope slides and cryogenic vials. The marker is smear-proof, waterproof, odorless and fade-resistant. The…