Pentel R.S.V.P. Razzle-Dazzle Ballpoint Pen, Medium Line, Violet Barrel, Black Ink, Box of 12 (BK91RDV-A) Quality-crafted, yet economical 1.0mm tip produces bold lines Sizzling barrel colors Refillable with Pentel BKL10 refill cartridge Includes 12 pens