The seasons are changing and it’s time to reset your activewear wardrobe for the autumn. We’ve browsed our favourite brands to find the best new-in pieces to get you set for colder days, from lightweight jackets to layering sweaters. Leggings and sports bras are always necessary whatever the weather, and we’ve included the coolest pieces that are both functional and stylish from the likes of Lululemon, Varley and Alo.