When the cold starts to bite, it’s tempting to reach for the biggest, bulkiest winter coat available. But that’s not always the most efficient option. Instead, look to lightweight insulation as your first line of defence in the fight against the falling mercury. Specifically, a good-quality down jacket.
These lofty layers have long been favoured by the type of people who scale 8,000-metre peaks for fun thanks to their superior warmth-to-weight ratio. But you don’t need to be a seasoned alpinist to appreciate the benefits of one. As an everyday garment to carry you through three out of four months,