US Art Supply 4" x 4" Professional Artist Quality Acid Free Canvas Panel Boards for Painting

Heavy-Weight: 8-Ounce Triple Primed Acid Free Surface. Each Panel is pre-primed and ready to be painted on Durable Construction: 100% Cotton Canvas Surface - Hand Stretched & Glued Over High Quality MDF Cardboard Backerboards Professional Artist Quality: 1/16" Thickness Profile ...Heavy-Weight: 8-Ounce Triple Primed Acid Free Surface. Each Panel is pre-primed and ready to be painted on Durable Construction: 100% Cotton Canvas Surface - Hand Stretched & Glued Over High Quality MDF Cardboard Backerboards Professional Artist Quality: 1/16" Thickness Profile & 8-Ounce Triple Primed with Acid-Free White Gesso Versatile: These high quality panels can be used with Acrylic, Oil, Watercolor, Tempera, Gouache, Pouring, Airbrushing & More Great For: Students, Classrooms, Professionals, Children, Wine Parties, Birthday Parties & More