Noodler's Polar Black is permanent "bullet-proof" ink and is formulated to be freeze-resistant even in very cold climates. Polar Black is part of the Eel ink series and contains lubrication to help ensure smooth operation of your piston fill fountain pens. Safe for fountain pens of all types, this ink provides archival quality. 100% made in the USA. 4.5 oz bottle with eyedropper.
Color samples are approximate. Use this sample as a general reference only.