Derivan Water-Based Cracking Medium 250ml Brand_NAM Art Spectrum Gouache is an

Art Spectrum Gouache is an opaque

graphite or dry pastel

It increases then "open" (working) time of acrylic paint and reduces paint skinning-over on palette

Whether you’re working thickly with a palette knife or brush

the blending time is increased

Derivan Water-Based Cracking Medium 250ml Brand_NAM Art Spectrum Gouache is anDerivan Cracking Medium lets you produce works that have that weathered and old country farm feel. To obtain a crackled look, there are three steps and three layers involved. The Cracking Medium is sandwiched between the two layers of different coloured Matisse Background Colours. Derivan Cracking Medium has been made to crack the Matisse Background Colours only. Other brands of paint may work with this medium; however, we cannot guarantee