Bikini top by River Island, Go forth and vacay, Underwire support, Gold-tone trims, Adjustable straps, Clasp closure. 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.