This is Genuine Intrepid point Refill for Papermate Lubriglide, Aspire, PhD Pens,Crosspenmall esteemed customers have confirmed that the refills works fine in following Paper Mate pen: PhD, Vintage 1971, Heart PowerPoint Slim; Vintage '98, Profile, #541 Profile , Foray medium point pens and Schneider pen that takes Express 225 .This refill is backed by crosspenmall quality assurance program..The refill is silky smooth. You have nothing to lose. Flawless and frictionless flow.
