Product Focus - Designer Liner Print Details Last Updated: Thursday, 28 February 2019 20:57 Simulate watercolors, ink wash, drip art or marble on new mold shapes- Designer Liner can do it all! Designer Liner gives you the control you need to create intricate designs with ease. Best used under non-moving glazes such as Stroke & Coat, Foundations, and Underglazes. Try all types of lines to create depth and visual interest.