Derwent Inktense Blocks are our best water-soluble block ever! You can use them dry but mix them with water and the colour turns into vibrant ink. Once it’s dry the colour is fixed and because its permanent it’s great for using on fabric such as silk and cotton.

Derwent Inktense blocks are highly versatile watersoluble blocks which create ink-like colour when combined with water. Due to its permanence – once dried – Inktense can be worked over without affecting the previous layer. Suitable for use on fabric and other surfaces.