Halston Heritage Racer Slip Dress in Beige. - size M (also in ) Halston Heritage Racer Slip Dress in Beige. - size M (also in ) Shell: 78% triacetate 22% polyLining: 100% poly. Dry clean only. Partially lined. Belted waist tie. Side seam slits. HALS-WD438. KMN051946. Launched in 2009, Halston Heritage takes the iconic silhouettes from designer Roy Halston Frowick and reinterprets them for the modern woman. Expect a timeless approach to style along with luxurious designs that reference pieces worn by Bianca Jagger, Liz Taylor, and Anjelica Huston.