The Package includes 6 pieces blank A3 canvas panels/ canvas boards, dimension: 40 x 30cm / 16 inches x 12 inches, 0.3cm / 0.12 inch thick. Made of superior-quality artist canvas 100% Cotton, 280GSM / 10 ounces weight, with a medium grain. Acid-free and triple primed gesso. Triple priming creates a perfect painting surface that holds the colour and prevents the paint leakage through the back. Designed for use for Oil or Acrylic painting. Attention: for fluid acrylic pouring, canvas boards might turn to warp when a large amount of fluid acrylic paint is left on it. Ideal for Artist and Amateur; Great for Artworks, Painting, Crafts, Home Decoration.