This Lululemon Back In Action Long Sleeve shirt is a must-have for any workout enthusiast. The boat neck and pullover closure add to the shirt's comfort and ease of wear, while the blended fabric and nulu material make it breathable and lightweight. The shirt's solid blue color and classic, preppy theme make it suitable for any occasion, whether it's for gym and training or yoga. The shirt's features include a relaxed fit, stretch, and compression area in the back. It is machine washable and has a fabric wash that adds to its lightness. The chest size can be seen in the photo provided. This shirt is perfect for the summer, fall, and spring seasons.