Schmincke liquid frisket blue masking fluid

Schmincke Liquid Frisket Drawing Gum is thinner than classic tinting liquid. Used to protect selected work areas against painting. Recommended for use on watercolor paper. The protected surfaces should be left to dry completely and then gently wiped with a finger or an eraser. The medium should not stay at work for more than 2 days. The liquid is odorless and does not contain ammonia.