A Cold Wall Mens Tops. Fashion category: Cardigans & Sweaters. SKU: ACWMK083-MID GREY. Color: Mid Grey. A Cold Wall Mid Grey Grid Knit Crewneck Jumper. Grid-patterned, long-sleeved crewneck sweater crafted from a knitted wool blend in varying shades of grey. Features an embroidered ACW logo on the front. The neckline, cuffs, and hem are finished with ribbed detailing. 50% wool, 50% acrylic.