8 mm and a Uni Pin Fineliner 0

Grogs Black Magic Ink is a special invisible ink that is totally invisible when applied but in turns into a deep dark color in reaction with daylight/UV-light

Exchange tip for Grog’s 25 mm Squeezers

2 x Grog Squeezer 05 Flowtex Exchange Tips that spread the color evenly on smooth surfaces

Gdansk with extended number of pages

grog squeezer 25 bpi marker 25mm Colors:Death Black 8 mm and a UniEquipped with the 25mm Flowtex Round Tip and its soft squeezable plastic body makes the Buff Proof Ink flow perfectly on to your surface, its easy to control as you use it! Its also refillable and you can change the tip. Available in 5 colors!