TheDeliciousPeacock Green is a water-based, dye-based ink that is made using membrane-filtered colorants and pure ionised water for maximum purity and stability. The 3 Oysters ink bottle is 38mL and has a facet on one corner to create an angle that makes for easier filling when the ink level gets low.

3Oysters is a brand of quality fountain pen inks from South Korea. Born fromthe phrase "The world is your oyster", their inks represent the ethos of living life to the fullest. The Delicious ink collection is inspired by colours of South Korean food and fashion.