$52.99 Pentel EnerGel RTX Retractable Needle Tip Gel Pen, Medium 0.7mm, Violet Ink, Black/Gray Barrel 
Pentel BL407VV EnerGel Alloy RT Violet Ink with Violet Barrel 0.7mm Retractable Liquid Gel Pen
Pentel EnerGel Refill 0.7mm needle tip, Violet BestPensOnline.com
