$58.99 10pcs/lot super smooth 0.7mm ballpoint pen metal penpoint transparent barrel 3 colors option 
Staedtler Double-Ended Watercolour Brush Pens 36/Pkg- 499996001946 | eBay
Staedtler Triplus Fineliner Pens - Assorted Colours (Pack of 60) | 334 C60 | The Online Pen Company
