Parker IM Vibrant Rings Rollerball Pen - BlueAbout Parker IM Vibrant Rings Rollerball Pen Blue The Parker IM Vibrant Rings collection is the embodiment of understated and functional style, allowing you to make your mark in a professional setting by being subtle yet distinctive. Three all new Satin Black finishes paired with strikingly contrasting anodised aluminium rings have been developed, keeping true to IMs functional, smart and polished design and finished with Parkers iconic arrow clip.