New Balance Women's Apparel Size Chart Evolve toward superior fitness and style in the women's Evolve Tight. Engineered for movement with nylon/spandex NB Dry fabric, it offers a second skin-like feel that adapts to your moves as you stretch and strengthen. Plus, mesh piecing on the calf and on the back of the waistband give extra ventilation for hard classes and hot yoga. A drop-in pocket on the waist is convenient for post-studio errand essentials. Features: - NB Dry technology wicks moisture away quickly when your workout heats up. - Fitted - Power mesh at back - Pocket at front waistband