Professional Artist Quality 1-1/2" Gallery Depth Thickness Profile Stretched Canvas. Heavy-Weight 12-ounce Triple Primed with Acid-Free Titanium Gesso provides the perfect surface for painting masterpieces. Durable Construction: 100% Cotton Canvas - Hand Stretched & Back Stapled Over 1-1/2" Warp Resistant Kiln-Dried Stretcher Bars from Environmentally Managed Forests. The perfect painting surface for Acrylic, Watercolor, Oils, Acrylic Pouring Mediums, Resin Pours, Alcohol Drawing Inks, Airbrushing & more. Great For: Students, Classrooms, Professionals, Children, Wine Parties, Birthday Parties & More.