Helmut Lang Vented Trouser in Brown. - size 6 (also in 0, 2, 4, 8) Helmut Lang Vented Trouser in Brown. - size 6 (also in 0, 2, 4, 8) Self: 100% virgin wool Pocketing: 100% cotton. Made in Vietnam. Professional dry clean only. Zip fly with button closure. Lightweight suiting fabric. Dual side slip pockets. 23 at the leg opening. HLNR-WP67. P10HW203. Helmut Lang is best known for his minimalist and simple approach to fashion design. In 1979, The Austrian-born designer launched his eponymous fashion line in Vienna. In 1980, he moved headquarters to New York and began selling garments in upscale department stores and signature Helmut Lang stores throughout the world. Although Helmut Lang is no longer a designer with the company, the label still produces looks with the signature minimalist style.