The Lululemon Mesh Full-Zip Train Track Jacket in Blue is a women's lightweight activewear jacket made from 100% recycled polyester with a mesh fabric type. This short length jacket features a relaxed fit with long sleeves and a full zip closure for easy wear. It is suitable for gym workouts, walking, and running, making it ideal for spring, summer, and fall seasons. With its hand pockets, quick-dry feature, and lining made of 85% recycled polyester and 15% elastane, this jacket combines style and functionality for a comfortable and stylish look in the athleisure trend. (3099-3100)