Add some New York Knicks style to your wardrobe with this New Era Adventure Perform Vented 9SEVENTY Stretch-Snap Hat. The New York Knicks Adventure Perform Vented 9SEVENTY hat features breathable, perforated mid and rear panels to enhance airflow, keeping you cool and comfortable all day long. MICROERA™ technology provides anti-microbial protection to reduce odor, ensuring you feel as fresh as you look.