The ink in the black and the blue refill are only document proof in ISO 27668-2

Y015 Canary Yellow

FLUX Eggshells Stickers are made of ultra destructible vinyl which causes the stickers to break into small pieces if you try to poke or scrape it off

or detail work where you want solid coverage and control

Top quality vinyl stickers coated with Paper Touch varnish which makes them perfect for both water-based acrylic markers or alcohol-based bombing markers

moleskine pocket sketchbook hard cover plain Suicide The ink in the blackThe Moleskine Art Collection Pocket Sketchbook brings the same 165 g m high density ivory sketch stock as the larger Art Collection Sketchbooks into a true pocket format 9 x 14 cm with 80 pages of heavy cellulose paper that handles bold charcoal, hard graphite, cross hatched fineliners, and deep shading without bleeding, feathering, or surface breakdown under repeated erasing. At pocket scale the rigid black hardcover is particularly useful it acts as