Sheer blouses are usually made of light and very comfortable fabrics, which is great for warm weather. They feel pleasant against the skin due to their softness and lightness, especially if made from more natural fabrics. The most common fabrics used in sheer blouses include: Organza: Made with silk, polyester, or nylon fiber. This fabric is airy, crisp, stiff, soft, but it's also very prone to wrinkles. Chiffon: This fabric is made of silk and polyester. It's a soft, flowing, light, and drape-able fabric. Lace: Lace is produced with fibers of silk, cotton, viscose, rayon, and polyester. It's a soft, fluid, and drape-able fabric. Tulle: This fabric is made of silk, cotton, viscose, rayon, polyester, and nylon. It's a soft and silky textile that can be fluid or rigid.