The Pilot Oil-Based Twin Markers write on all sorts of media, including paper, plastic, metal, and other surfaces. Crafters and scrapbookers in particular love this pen, and in the crafting community it is often referred to as the best pen for writing on washi tape!
When the tip of your Pilot FriXion pen isn't quite big enough for all your erasing needs, this FriXion eraser is the solution. Its rounded flat shape enables you to erase both small and large areas. Made of hard rubber, this eraser works for any FriXion pens, including FriXion gel ink pens, highlighters, and markers.