Amazon.com: FolkArt Gloss Finish Acrylic Enamel Craft Set Designed for Beginners and Artists, Non-Toxic Formula Perfect for Glass and Ceramic Painting, 32 Ounce, 16 Count (Pack of 1)
All you need to know about varnishing paintings | Winsor & Newton
How to Varnish your acrylic painting Tips and Tricks - YouTube