This is an Under Armour long sleeve 3/4 zip lightweight pullover / shirt, size men's small (loose fit).  The color is a royal blue (with a gray UA logo on the left chest and another on the back), and the material is an extremely lightweight and comfortable 100% polyester.  Like all UA garments, it looks and feels great.

Please see the photos for detailed views. I welcome any questions, and thank you for looking and possibly buying.