Winsor Newton-Arches Watercolor Hot Pressed Paper Pad. The ideal paper for all wet techniques including watercolor, gouache, ink and acrylic! The 100% cotton composition enhances its durability and absorbency. Features a unique internal and external gelatin sizing to give each fiber a consistent fell and absorbency. This package contains twelve 12x9 inch 140lb hot press sheets Complies with ISO 9706. Acid free. Imported.