Pen Chalet Ink Review & Giveaway: Robert Oster Shake ‘N Shimmy Ink Blue Moon
This week's ink review and giveaway feature Blue Moon fountain pen ink from the Robert Oster Shake ‘N Shimmy ink line. Robert Oster's regular line of ink, referred to as the Robert Oster Signature Ink line, includes over 120 colors. Robert Oster based all 120+ ink colors on the Australian color palette. The Robert Oster
