Winsor & Newton Acrylic Mediums enable artists to improve colour durability and extend colours while keeping them brilliant, flowing & "brush-able."

Winsor & Newton Acrylic Slow Drying Medium can be used to slow down drying time when used with acrylic paint, and other mediums.

Winsor & Newton Colourless Art Masking Fluid is ideal for masking the areas that need protection when colour is applied in broad washes. Designed for soft-sized papers to avoid staining. Contains latex.

Winsor & Newton Watercolour Granulation Medium gives a mottled or granular appearance to colours which typically give a smooth wash.

Winsor & Newton's Permanent Art Masking Fluid is a pigmented rubber latex-based liquid ideal for masking the areas that need protection when colour is applied in broad washes. Great for when a permanent water resistant area is required. Cannot be removed.