When the elements throw everything at you – biting winds, relentless rain, or an unexpected cold snap – you need a jacket that works as hard as you do. Enter the technical jacket: a blend of form and function, designed to tackle the great outdoors while keeping you stylishly protected. Whether you're braving urban downpours or setting off on weekend hikes, we've rounded up the best high-performance outerwear to see you through all conditions. From lightweight waterproofs to insulated parkas, these pieces marry innovation with timeless design – and look pretty good too.