Letter M Posters and Art Prints Where can I find other letter m designs? Expand or collapse section. In addition to letter m designs, you can explore the marketplace for monogram, letter m gift, and letters designs sold by independent artists. What material is this item made of? Expand or collapse section. Gallery quality, 100% cotton rag. Ultrachrome archival inks for rich, long-lasting color. Trimmed for framing with a 1 inch border. Learn More » What USA ship methods are available? Expand…