IWI Fountain Pen Ink - Nature Spring - Pure Brightness TROUBLEMAKER INKS The black nylon material gives

The black nylon material gives the cover a broad appeal that anyone can appreciate

" This design vertically arranges 7 kinds of dogs

which uses a soft nylon with an elegant sheen

They do this while also honoring the environment through the development of creative solutions to reduce waste

IWI Fountain Pen Ink - Nature Spring - Pure Brightness TROUBLEMAKER INKS The black nylon material givesInternational Writing Instruments (IWI) is a Taiwanese pen and fountain pen ink maker. In 2021, they released their Colors of Nature ink collection inspired by the 24 solar terms, which were created by farmers in China to guide agricultural production and other aspects of human life. DETAILS 15ml bottled fountain pen ink Non toxic Not water resistant