River Island's single-breasted blazers for men are an extremely versatile style option: going from casual to classic, in an instant. Their understated charm lies in the sleek lapels and refined front buttons. We suggest styling yours with a tee and jeans for smart-casual event, an Oxford shirt with tailored trousers for a polished look. Perfect for weddings, parties, or fancy dinners, a well-fitted blazer adds a touch of suave to every occasion.