Waterproof Free-flowing Ink. Experience easy-glide writing every day with our archival ink that won’t bleed and lasts a lifetime. Refills are easy, too, with the pen cartridge’s quick-reload design. Stand-out Decor And Gift. Reward yourself for a job well done and deck out your work area with a fancy, free-standing pen. Or, gift it to the best boss in the world who already has everything.