The Lululemon Swiftly Tech Long Sleeve Crew in Star Ruby Size 6 is a versatile activewear top suitable for various occasions such as gym workouts, weightlifting, crossfit, hiking, and running. Made from nylon with a blended fabric, this pullover shirt features a classic/fitted sleeve, crew neck, and is machine washable. Its lightweight, stretchy, and breathable material make it perfect for all seasons, providing comfort and support for active women looking for a high-performance athletic fit.