25–29); hat stylist’s ownBOY ON LEFT Cardigan from £279, long-sleeved top from £94 by Marni at Harrods; grey trousers from £58 (ages 2–12) and brown shoes £65 (sizes 25–29), both by Caramel; vintage necktie stylist’s own. GIRL ON RIGHT Dress from £169

and Harrods. A book has also just been published, Vintage Style For Kids, featuring 25 patterns from the Their Nibs collection to make at home. Sitting with the book on her lap, absent-mindedly flicking through the pages, Fiona is clearly very proud of her