Inspired by classic tennis styles, the Sonny jumper’s sporty look is enhanced by knitted stripes at the neckline and sleeves. The slouchy silhouette and deep V-Neckline encourage layering. 100% organic cotton, knitted stripes at neckline and sleeves, deep V-Neckline, embroidered logo to reverse, ribbed trims. Introducing Reiss x The Upside, our exclusive collection of women’s athleisurewear combining The Upside’s sporting expertise with our unwavering eye for style.