The Athleta Momentum 1/2 Zip Solid Lightweight Workout Shirt in size M is a versatile activewear top for women. Made from a blended fabric with a mock neck and long sleeves, this pullover shirt is designed for comfort and flexibility during various activities such as gym training, cross training, and running. The black color and solid pattern make it a classic and timeless piece that can be worn throughout the seasons. Its athletic fit and lightweight material ensure a comfortable and stylish workout experience for the modern woman on the go.