In this week’s Draw Tip Tuesday, Koosje Koene, co-founder of Sketchbook Skool, shares all about waterproof ink!

Waterproof ink is one of the most commonly asked materials questions we receive at Sketchbook Skool so we thought we’d show you how to use it. Koosje shares her favorite waterproof ink and shows you how to create an easy, fun drawing using it!

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