Arches Watercolor Block 9x12-inch Natural White 100% Cotton Watercolor Paper - 10 Sheets of Arches 300 lb Watercolor Paper Cold Press - Watercolor Paper Block for Gouache Ink Acrylic and More 9"x12"
Amazon.com: Arches Watercolor Block 9x12-inch Natural White 100% Cotton Paper 2-Pack - 40 Sheets of Arches Watercolor Paper 140 lb Cold Press - Arches Art Paper for Watercolor Gouache Ink Acrylic and More