• Stop by the Cool Hunting for Gap pop-up store to find unique items and collaborations. Cool Hunting’s editors scoured New York–based companies for items (including Amy Sedaris’s new book) to sell at its ByKenyan-designed space. Through 1/2. 680 Fifth Ave., nr. 54th St.; M–S (9–9), Su (10–8).
• Score 25 percent off all men’s, women’s, and children’s hats during Kangol’s Boxing Day sale. Limelight Marketplace, 656 Sixth Ave., nr. 20th St. (212-359-5509); 11–8.
• Select items will be 70 percent off during the Pylones After Christmas sale. Through 1/23. Various hours and locations.
• Shop labels like Alexander Wang, Altuzarra, and Proenza Schouler at 30 to 50 percent off during Opening Ceremony's seasonal sale. 35 Howard St., nr. Broadway (212-219-2688); noon–7; Ace Hotel, 1190-1192 Broadway, nr. 29th St. (646-695-5680); 10–9.
• Shop women’s apparel at up to 80 percent off at the Jay Godfrey sample sale. Zippered tank dresses are $80 (originally $325), one-shoulder bow dresses are $95 (originally $455), and silk lace contrast dresses are $95 (originally $495). Through 12/31. 255 Fifth Ave., nr. 26th St. (212-725-5400); M–F (9–7).
• Men’s and women’s clothing is up to 60 percent off during the Blanc de Chine private warehouse sale. 673 Fifth Ave., nr. 53rd St. (212-308-8688); 10–7.