Amazon.com: Grumbacher Acrylic Retarder for Acrylic Colors and Mediums, 5.07 oz. Tube
Golden Retarder - Acrylic Paints
Tri-Art Acrylic Retarder - 1 L - Walmart.com
How to Use an Acrylic Paint Drying Retarder: (The Right Way) - At Home With Eri
Making gradients with slow drying medium and acrylic retarder | Amsterdam Acrylics
How to blend acrylic paints like oil paints/Retarder medium for acrylic paints/Easy colour blending - YouTube
Acrylic Retarder 070 Bottle 250 ml
Acrylic Drying Retarder 60ml Bottle AK Interactive
Amazon.com: Golden Acrylic Medium, Retarder, 16 Oz
Grumbacher Acrylic Retarder | MisterArt.com
▷ Airbrush Retarder - Flow improver| - GSW
Amazon.com: U.S. Art Supply Acrylic Retarder Acrylic Medium, 200ml Tube (6.7 Ounces) - Mixed with Color gives you longer Working Times : Arts, Crafts & Sewing
TAMIYA 87114 ACRYLIC PAINT RETARDER 40ml MODEL Hobby Modeling plastic model | eBay