St. John's Bay blue cable knit acrylic & nylon sweater with button detail, size L #stjohn #cableknit #mockneck #cozycore #vintagesweater St. John Light Blue Cable Knit Mock Neck Shoulder Button Sweater St. John light blue cable-knit sweater featuring a cozy mock-neck and stunning decorative embellishments along the left shoulder seam. This piece beautifully blends classic vintage preppy style with high-end luxury craftsmanship. Perfect for layering in chilly weather or achieving that effortless "old money" winter aesthetic.