R13 Ladies Tops. Fashion category: Coats & Jackets. SKU: R13WR228-R275A. Material: Mohair;Polyamide;Wool. Color: Black. R13 Square Shoulder Tweed Jacket. This jacket has an open front with a ribbon tie closure, breast patch pockets, and padded shoulders. It's made from tweed fabric with chain embellishments along the trims. 54% Wool; 15% Polyamid; 14% Mohair; 12% Acrylic; 5% Polyester.