Self: 75% triacetate 25% polyLining: 100% poly. Dry clean only. Hook and bar front closure. Side slit pockets. 20"" at the knee breaks to 23"" at the leg opening. HALS-WP13. TCS020350. 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.