What with the vagaries of the British summer is sage advice never to leave home without a jacket. And if you need something a bit smarter than the lightweight navy anorak with white piping that the world and his dog has been stepping out in this June, check out these slightly more formal summer jackets.
Tommy Hilfiger Alstra Blazer, Delhi £230
Capturing the spirit of American preppy style, the Alstra blazer from Tommy Hilfiger is a classic weekend look. Detailed with contrast buttons and 3 patch pockets.John Lewis/a>