Ultrasmooth 11.5 oz. primed, 6 oz. raw Poly/Cotton canvas featuring a Gallery 1-3/8" profile. Blue Label pre-stretched Ultrasmooth canvas is made of superior quality medium weight blended PolyFlax / Cotton duck with fine texture. Ideal for portraits and other fine detail work. Triple-primed just north of Atlanta, Georgia, with an acid-free acrylic titanium gesso for professional results.Every FREDRIX canvas is stretched on kiln-dried stretcher bars, with extra bracing on larger sizes for added support. A versatile option for oils, acrylics, water soluble oils, Inks, paint markers, permanent markers, spray paints and alkyds.