Lang's men's and women's lines -- mostly in black, white, and gray -- are tough distillations of his skinny-pants aesthetic. Black, mirror-ended walls slice up the space, which is punctuated by the digital ticker tape designed by artist Jenny Holzer. Cross the street to sniff a unisex scent at Lang's even more spare perfume boutique. Subway: 6 to Spring St. Other location: 80 Greene St., between Spring and Broome Sts., PHONE: 212/925-7214; Subway: C, E to Spring St.