6 Pcs Alcohol Resistant Laboratory Markers, Black Dual Head Permanent Freezer Pens with 0.5mm Fine Point and 1.0mm Makers Tip, Designed for Industrial, Lab and Hospital Use (Black)

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no_safetynet posted on r/labrats1w

I like these: https://a.co/d/07FujiA2

6 Pcs Alcohol Resistant Laboratory Markers, Black Dual Head Permanent Freezer Pens with 0.5mm Fine Point and 1.0mm Makers Tip, Designed for Industrial, Lab and Hospital Use (Black) | eaves-shop