Siena Relaxed Italian Wool Blazer Banana Republic Wool Blazer Slim Italian Wool Blazer Banana Republic Slim Italian Wool Blazer Banana Republic. Wool blazer in a subtle herringbone pattern, featuring a classic, tailored design. It has a notched lapel collar and a single breasted front with button closure. The blazer includes large patch pockets, adding a practical and stylish element. The fabric is soft, providing comfort and warmth. Its relaxed fit offers versatility, making it suitable for both formal and casual wear.