Jumper by River Island, Its officially hibernation season, Roll-neck, Dropped shoulders, Striped design, Ribbed cuffs and hem, Relaxed fit, Think baggy and casual. River Island takes you from the party to the after party with its fashion-forward styles. Look out for its standout party dresses, feminine details, statement jackets and cool denim including skinny-cut jeans and cute denim shorts, which sit alongside its directional footwear and swimwear ranges.