Apparel & Accessories > Clothing > Shirts & Tops Clothing > Tops in stock Staud Kai Top in Black, Size 4: A little bit sexy and a lot summery, this halter top is done in breathable cotton poplin that lends wear-all-day crispness. The straps crisscross in the front to create a teensy (adorable) keyhole. Meanwhile, Staud kept the back low and the hem cropped to gently kiss the top of high-waisted anything—try it with the Sea Skirt to make a blissfully pretty two-piece set.98% cotton, 2% spandex.