The 5.11 Tactical Mens Pullover Thunderbolt Half Zip Jacket in Black, Gray Large #4003 is a versatile and practical jacket for men. Made with a blend of nylon and spandex, this jacket is lightweight and comfortable for various activities such as gym training, cycling, and cross-fit. The half zip closure and fleece lining make it suitable for casual occasions during the fall, winter, and spring seasons. With the Thunderbolt product line and logo accents, this jacket combines style and functionality for the modern man.