Classic Black & Gray Argyle V-Neck Knit Sweater Vest Men's Size Medium (M) ​Description ​Preppy argyle pattern knit sweater vest. Features a classic V-neck collar, a striking black and gray diamond argyle pattern on the front, a solid black back, and ribbed knit trim along the armholes, neckline, and hem. Perfect for layering over button-downs or long-sleeve tees.