River Islands stunning mini dress thats giving luxury Daily Record River Island Long Sleeve Lace Mini Dress Black Very River Mini Dress Boucle Button Through A Line Dress with Hardware River Island Floral Print Lace Mini Dress Very. The Tears On A River Mini Dress combines bold style with comfort. Crafted from a stretchy polyester spandex blend, its striking printed design and backless cut create a captivating silhouette that turns heads. Perfect for making a daring statement at any night out or special event.