• Join Givenchy's team of makeup artists as they demonstrate their latest mascara, Phenomen'Eyes. They'll be giving mini-makeovers and handing out free samples. Through 10/18. Sephora, 45 E. 17th St., nr. Park Ave. (212-995-8833); Fri.Sat. (126). Call for appointment.
• Sephora launches the Sephora Project Tote today, a bag made of recycled bottles and packed with beauty supplies. The bag is $12, and 100 percent of all profits will go to Girls for a Change, a national organization dedicated to empowering teen girls to create social change. Sephora, 597 Fifth Ave., nr. 48th St. (212-980-6534); 47.
• Bblessing's sample sale features up to 80 percent off Adam Kimmel, Preen, Raf Simons, Rag & Bone, Surface to Air, and more. Through 10/18. 5 Crosby St., nr. Grand St., Ste. 6D (212-378-8005); noon7.
• The Shoe Box is hosting their annual fall/winter sale with 20 percent off the entire store, including shoes, boots, and handbags by Marc Jacobs, Frye, Guiseppe Zanotti, Cynthia Vincent, D&G, and more. Through 10/19. 1222 Madison Ave., nr. 88th St. (212-426-7296); 537 Third Ave., nr. 36th St. (212-535-9615); 1349 Third Ave., nr. 77th St. (212-535-9615); 2151 Broadway, nr. 75th St. (212-877-2846); Fri.Sat. (108), Sun. (117).
• Tusk's colorful, functional, Italian leather handbags, wallets, and travel accessories are 70 percent off. Through 10/25. 242 W. 26th St., nr. Seventh Ave. (212-242-8485); Mon.Sat. (117), Sun. (closed).
• The organic and environmentally friendly clothing and accessories at GomiNYC are up to 75 percent off. Through 11/2. 443 E. 6th St., nr. First Ave. (212-979-0388); Mon.Fri. (18:30); Sat.Sun. (noon8:30).
• Enjoy 20 percent off on all Kerastase products when you order them online. Enter BLUEMOON at checkout. Through 10/19.
• Get discounts on Prada and Miu Miu ready-to-wear and footwear from past seasons at their friends-and-family sample sale. Usually this sale is VIP only, but this season, they're opening their doors to the public for the first time. Through 10/24. 609 W. 51st St., nr. Eleventh Ave.; Sat.Sun. (96), Mon.Fri. (98).
• Don't miss Duckie Brown's sample sale; trousers are $120 (were $450), and shirts are $80 (were $300). One day only. The Penthouse at the Royalton Hotel, 44 W. 44th St., nr. Sixth Ave. (212-869-4400); noon5.
• Check out Wink's annual warehouse sale and score up to 80 percent off handbags, jewelry, clothing and shoes from Alice + Olivia, Foley and Corinna, Rebecca Minkoff, and Madison Marcus. Through 10/18. 188 Columbus Ave., nr. 69th St. (212-877-7727); 118.
• VPL is hosting a sample sale on its collection of chic, sporty ready-to-wear. Items will be 50 to 75 percent off retail. Through 10/18. 39 W. 38th St., nr. Fifth Ave., sixth fl. (212-391-4252); Thurs.Sat. (107).
• Don't miss the Mayle's pre-fall collection sale, where the Claudie top ($235), the Tati Tote Grand ($90), and more are now up to 40 percent off. Through 10/19. 242 Elizabeth St., nr. Houston St. (212-921-7633); Mon.Sat. (noon7), Sun. (noon6).