W&N Medium Art Masking Fluid Colourless 75ml

W&N Med OMV 75ML Colourless Art Masking Fluid
A colourless, non-staining liquid composed of rubber latex for masking areas of work needing protection when colour is applied in broad washes.
Do not apply on damp or soft sized paper.
Remove as soon as possible after application.
Brushes can be cleaned if washed immediately with water after use.