Convenient Portable Tin: The set comes in a stable tin box that keeps the 24 sheets protected and organized, making it easy to take your creative projects on the go or to art lovers. Great Watercolor Paper: Crafted from 140lb (300gsm) fine grain cotton, these postcards provide a thicker, sturdy surface great for various watercolor techniques, ensuring excellent water absorption and reduced warping. Vibrant Color Saturation: The paper enhances color brilliance and dyeing effects, allowing your artwork to appear lively and more expressive with every brushstroke. Versatile and Multi-Purpose: These blank 4 x 6 watercolor postcards are great not only for painting but also for heartfelt handwritten notes, custom greeting cards, and unique artistic correspondence-great for both beginners and professionals. Clear Texture for Artistic Detail: The subtle yet visible texture of the paper helps artists achieve precision and sophistication in their work, making it ideal for detailed notes, greeting cards, and DIY art projects.