Sheer ombré mesh gives the Sienna dress a lightweight, ethereal feel, making it perfect for layering over swimwear or a simple slip dress. A side slit adds fluidity and ease of movement. Ombré mesh. Round neckline. Long sleeves. Side slit. Presenting the Reiss x McLaren Formula 1 Team Collection Season 02, our exclusive collaboration with the McLaren Formula 1 Team.