Suit fabric is an important part of the construction of a suit, and there are several different types of fabrics that can be used. WORSTED is a tightly woven fabric made from wool or a wool blend, and is often used for tailored suits. SEERSUCKER is a lightweight cotton fabric with a crinkled texture, and is often used for summer suits. Tweed is a thick, rough-textured fabric made from wool, and is often used for sports jackets. Serge is a TWILL-weave fabric made from wool or a wool blend, and is often used for suits. TWILL is a type of fabric weave that has diagonal lines, and is often used for suits. DENIM is a sturdy cotton fabric, and is often used for casual suits.