« See more Winsor & Newton Artists' Acrylic Mediums

With the help of mediums, Winsor & Newton Artists' Acrylics may be used in a fluid, gestural manner and in heavier applications. Mediums also allow acrylics to be shaped and carved, used for printmaking, or for virtually any other technique.

Slow Drying Medium —

Use Winsor & Newton Slow Drying Medium in a maximum ratio of 1:1 to increase drying time up to twice the normal time. No color shift occurs when mixed with Winsor & Newton Artists' Acrylic. Slow Drying Medium also increases transparency and depth while maintaining viscosity.

Flow Improver, 125 ml Bottle

Hint — click a thumbnail to enlarge.

Purchase Item

Add Items to My List...

  • Saving an item or moving it to a list does not guarantee price or availability.

Add Items to My Cart...

Your cart is currently empty.

  • Prices, promotions, and availability may vary by store, catalog, and online.

Material Safety Data Sheet

Material Safety Data Sheet

Winsor & Newton is a trademark.