Well known brands like Staedtler, Tombow and Stabilo seem to have the monopoly over water-based pens used for adult colouring, but not many people know that pens aimed at children can be just as good
Fibracolor Magic & Erasable pens - Colour with Claire
Fibracolor Bipunta Double Ended Fibre Colouring Pens Super Washable - Pack of 12: .co.uk: Toys & Games
Fibracolor Rainbow Maxi Coloured Pencils 12set
[Specifications] Twin type / Extra fine plastic core (0.4 mm) and thick fiber core (0.05 inches (1.2 mm) for thick writing Uses: General writing,
Tombow GCB-013 Water-Based Sign Pen, Play Color 2, 36 Colors
Fibracolor Fiber Pen 100set
Zart School Catalogue 2016 by Zart : Art, craft and education supplies - Issuu
familycraft idea! Paint a window mural using washable paint markers
Tombow GCB-013 Water-Based Sign Pen, Play Color 2, 36 Colors : Toy Figures : Office Products
Tombow GCB-013 Water-Based Sign Pen, Play Color 2, 36 Colors : Toy Figures : Office Products