We always use sharpies. They are the best brand pen and marker to buy. I feel they last the longest. Definitely a good buy.
Sharpie Pen Permanent Fine Point - Blue, 2 ct - Kroger
Sharpie 1884739 Black Fine Point Permanent Marker - 36/Box
Annicka Ekvall (@foreverannicka) • Instagram-foto's en -video's
Sharpie Fine Point Marker
Review: Sharpie Ultra Fine Permanent Marker - Brown — The Pen Addict
Sharpie Fine Point Permanent Markers (1884739) [Black, 1mm Point Size, 36/Pack]
Review: Sharpie Pen Medium — The Pen Addict
Bold, brilliant colors won't bleed through paper Fine point draws sharp details for dazzling coloring pages, journals and notes Quick-drying,
SHARPIE Art Pens, Fine Point, Colors may vary, Hard Case, 8 Pack (1982056)
Pen Review: Sharpie S-Gel and Roller Pens - The Well-Appointed Desk
Annicka Ekvall (@foreverannicka) • Instagram-foto's en -video's
Screw Cap for Sharpie Fine-Point Pen by LoboCNC, Download free STL model