New Balance Women's Apparel Size Chart Combining cozy performance comfort and modern style, the women's Q Speed NB Heat Top is sure to earn a long-lasting place in your running arsenal. The super-soft NB Heat fabric offers a soft feel that stands out amongst standard synthetic performance materials while offering superior heat retention. Vented open sides offer breathability and access to an internal zip pocket for savvy storage of keys and cards. Reflective branding and trims shine under city lights to help you stay seen. Plus, the relaxed fit is on the slouchy side for laid-back style that fits in at a post-run coffee stop. Features: - Athletic fit - Interior bonded zip pocket - Reflective details - Slouchy fit for comfort - Soft, natural hand-feel - 95% Polyester and 5% Spandex