The Nike Dri-Fit Cool Tailwind Men's Short-sleeve Running Top in size M is designed for activewear during summer, fall, and spring. This pullover style top features a round neck and is made of polyester blended fabric with a medium fabric wash. The shirt is in a vibrant neon yellow color with the Nike logo accent, suitable for running and jogging activities, with a small, athletic, back pocket. It is part of the Nike Dri-FIT product line, known for its athletic fit and performance features. Brand New With Tag