22.5 inches pit to pit. The Truth by Republic Men’s Long Sleeve Zip Up Cardigan Sweater in size Large is a stylish and versatile garment perfect for casual occasions during the winter, fall, and spring seasons. Made from viscose knit fabric, this black sweater features a classic cardigan style with long sleeves and a zip-up closure for added convenience. Machine washable for easy care, this sweater is a must-have for any man's wardrobe looking for a comfortable and fashionable addition.