Few have mastered the art of modern elegance quite like Alex Rivière. The entrepreneur, designer and founder of her namesake label has become synonymous with a polished, pared-back aesthetic that feels both timeless and thoroughly contemporary. With an expert eye for proportion, tailoring and investment dressing, she approaches style with the kind of considered precision that makes getting dressed look effortless. Here, she shares the brands she swears by, the formulas she relies on and the lessons she's learnt about building a wardrobe that truly lasts.

Relaxed, easy to wear and endlessly versatile, elasticated trousers are the kind of wardrobe hero you'll wear on repeat. Perfect for the city or throwing on over a bikini on holiday, they're the effortless staple that works wherever you are. These are the best pairs to shop now…