The LULULEMON Define Jacket in NULU Brilliant Blue is a stylish and functional activewear jacket designed for women. Made with a breathable nylon outer shell and polyester insulation, this lightweight jacket is perfect for summer, fall, and spring seasons. With a full zip closure, zipped pockets, and a slim fit, this jacket is ideal for activities such as gym training, yoga, or running. The Lululemon Define Jacket in size 6 features a solid blue color, making it a versatile and trendy addition to any athleisure wardrobe.