and lightfast once dry

all in mint condition even though it’s old

The durable fiber nib stays consistent through repeated use without fraying easily

even on darker backgrounds

moleskine classic x large notebook soft cover squared Exot and lightfast once dryA large format 5 x 5 mm graph grid softcover notebook for software developers, data scientists, and engineers who need expansive geometric structure for coding sequences, algorithms, and statistical plots in a flexible carry format. The faint grid lines guide pen work without crowding finished diagrams. Flexible matte black leather grained cover, thread bound flat lay construction, 192 ivory pages, 70 g m acid free paper. Format: XL (19 x 25 cm) 192