PRIMA WHITE GESSO GALLON. Quality Prima White Gesso has excellent covering power for an economical price. Prima Gesso contains pure Titanium White pigment in an acrylic emulsion base which creates a fine tooth surface suitable, when dry, for painting with oils, acrylics, watercolors, tempera, crayon, ink, etc. Ideal for professional, hobbyist, decorative and beginner painters alike, Prima is packaged in two convenient sizes. The gallon size has a built in carrying handle and a stay tight lid. The 16 ounce size is in a flexible squeeze bottle container and the flip top lid is perfect for the smaller projects. Made in the USA.