The Harmony Watercolour is a natural white 300 gsm paper for all wet painting techniques and features internal and surface sizing. Colours stand out excellently on the paper and impress with their natural brilliance, thus giving every subject its very own unique presence. Masking fluids or masking tape can be used and removed residue-free. While wet colours can be easily corrected or taken off. It is acid and lignin free, light-resistant and features extreme longevity. Harmony Watercolour is available in cold pressed , Rough and Hot Pressed, and all are eraser-resistant due to the surface sizing.