The Chroma Blends™ Watercolor Paper pad is a glue bound pad of watercolor paper that's large enough for watercolor paintings and small enough to easily travel with; 8 by 10 inches. Chroma Blends watercolor paper is heavy weight at 160 pounds and 350 grams and acid free to help your watercolor creations last. Each Chroma Blends pad has 15 sheets of watercolor paper.