BIC 4 Multi Colour Variety Original Grip Pro Ballpoint Pen 3 Pack | eBay
My Bic 4 Color - Project A: I took a Bic 4-Color Pro and at first swapped out the yellow ring (pita) to make it all black, but it honestly looks better
BIC 4 Colours Grip Retractable Ballpoint Pens - Box of 12- Medium Point (1.0 mm) - Extra-Comfort Grip - Translucent Blue Barrel - Walmart.com