The fall collection from Yves Saint Laurent

• Select designer merchandise already 40 percent off is now an additional 50 percent off at Saks Fifth Avenue. Chanel flats are $175 from $500, and Christian Louboutin pumps were $900 and now are $268. Through 12/7. 611 Fifth Ave., at 50th St. (212-753-4000); Mon.–Fri. (10–8), Sat. (10–7), Sun. (noon–7).
• Net-a-Porter.com’s holiday sale features fall fashions from Chloé, Fendi, Miu Miu, Marc Jacobs, Jimmy Choo, and more up to 50 percent off. Ongoing.
• Marc by Marc Jacobs ballerina flats, patent-leather loafers, and acrylic-heeled boots are now 70 percent off. Ongoing. 403 Bleecker St., nr. 11th St. (212-924-0026); Mon.–Sat. (12–8), Sun. (12–7).
• Men’s and women’s fall ready-to-wear collections from 3.1 phillip lim are 40 percent off. Plus, Kid by Phillip Lim is 30 percent off. Ongoing. 115 Mercer St., nr. Spring St. (212-334-1160); Mon.–Sat. (11–7), Sun. (noon–6).
• Minimalist clothing and accessories from Jil Sander are 30 to 40 percent off. Ongoing. 30 Howard St., at Crosby St. (212-925-2345); Mon.–Sat. (11–7), Sun. (noon–6). 1042 Madison Ave., nr. 80th St. (212-838-6100); Mon.–Wed. (10–6), Thurs. (10–7), Fri.–Sat. (10–6), Sun. (noon–5).
• The Alice Roi 's pop-up boutique will close next month, but not before the designer knocks down prices on her cocktail dresses, tailored pants, and flouncy separates. Ongoing. 27 Canal St., nr. Ludlow St.; Mon.–Sat. (1–9), Sun. (closed).
• The fall collection from Yves Saint Laurent, including ready-to-wear, accessories, and shoes, are up to 40 percent off. Ongoing. 3 E. 57th St., nr. Fifth Ave. (212-980-2970); Mon.–Fri. (10–7), Sat. (10–6), Sun. (noon–5).
• Current and former collections from designer handbag brand Bulga are 60 to 80 percent off. Through 11/25. 214 W. 39th St., nr. Seventh Ave. (212-334-9119); 9–7.
• Silk dresses, nylon pencil skirts, and wool blazers from Sophia Eugene and Christopher Deane are 50 to 80 percent off. Through 11/28. 37 Cornelia St., nr. Bleecker St. (212-488-2124); Tues.–Thurs. (noon–8).