Cavani Pick n Pick PatternedCavani prides itself on using all natural fibers that has a positive impact on the environment and on you. All Cavani fabrics are eco friendly, biodegradable and can be used without damaging the environment. Wool is the most common natural fiber used for tailored suits, jackets, and trousers. The natural properties of wool, such as its durability, breathability, odor resistance, and wrinkle resistance, make it an ideal choice for tailored clothing.