• Join Parsons and Loomstate at Zero Waste Denim, an exhibit that showcases fashion design processes that produce no fabric waste. Parsons The New School for Design, 66 Fifth Ave., nr. 13th St. (212-229-8919); noon–6.
• Shop goods from Thief & Bandit, Species by the Thousands, Laura Lombardi, and more during the Shiny Squirrel’s pop-up showroom at the Ace Hotel. 20 W. 29th St., nr. Fifth Ave.; W (6–9).
• Seasonal apparel is up to 75 percent off at Ronny Kobo’s sample sale. Through 2/24. Boconcept Chelsea, 144 W. 18th St., nr. Fifth Ave (646-336-8188); W–Th (noon–6).