Wear it over tailored trousers and a knit or your favourite winter dresses. Uk 14 will fit uk 12/14. ASO Kate Middleton. Princess of Wales. Spencer Red Recycled Wool Blend Snaffle-Detail Coat. Fabric Composition: 42% Wool 27% Acrylic 19% Polyester 12% Polyamide / NylonLining: Body: 100% Viscose / Rayon Sleeve: 100% Polyester.