Rent the Runway sample sale, large selection of gently used designer dresses and accessories on sale with savings of up to 95 percent, Monday-Friday, 10 a.m.-7 p.m., Saturday, 10 a.m.-5 p.m., 260 Fifth Ave., Manhattan, 212-725-5400; 260samplesale.com.
The Junior League of Long Island's sixth annual Coat Extravaganza is being held at its thrift store, 1395 Old Northern Blvd., Roslyn. New and gently used coats for children and adults will be available at greatly reduced prices. Mon.-Fri. 10 a.m.-5 p.m., Sat. 10 a.m.-6 p.m.; 516-621-4890, jlli.org.
Trunk show of Brooks Brothers' designer collection, Black Fleece, featuring fall line of men's and women's sportswear by designer Thom Browne. Champagne reception Thursday 5-8 p.m., modeling Sunday 1-4 p.m. at the Americana Manhasset store. Line will remain in store through Sunday; 516-365-3502, brooksbrothers.com.
Style icon Iris Apfel will introduce her exotic Extinctions line of handbags at Shag's Roslyn location, 1370 Old Northern Blvd., 11 a.m.-2 p.m., trunk show 10 a.m.-7 p.m.; 516-484-3133.
Syna jewelry trunk show at Marshs, 270 Main St., Huntington, 10 a.m.- 6 p.m. Personal appearance by designer; 631-423-1660.
Meet designer, author and animal rights activist Cornelia Guest as she presents her fall collection of cruelty-free handbags at Entree Boutique, 11 Main St., Port Washington, from 3-5 p.m.; 516-767-0316.
World Yacht is hosting a Beauty Brunch for the Cause, benefiting the Breast Cancer Research Foundation. Tickets ($69.14) include a brunch, complimentary cocktail, a two-hour cruise, taxes and fees. Onboard beauty services start at $10. Oct. 7, 11 a.m.-1:30 p.m., rain or shine, World Yacht, Pier 81, West 41st Street and 12th Avenue. Reservations required; 212-630-8100, worldyacht.com.