Big and tall button up shirts are often crafted from a variety of high-quality fabrics, including 100% cotton, cotton blends, linen, and performance materials. Cotton is popular for its breathability and softness, making it ideal for everyday wear, while blends with polyester or spandex can add stretch and wrinkle resistance. Linen is a great choice for warmer weather, offering a lightweight and airy feel. Performance fabrics are designed to wick moisture and provide extra comfort during long days.