You can wear it open to show an inner layer, or buttoned up as a single piece! The sleeves can be rolled up or worn as-is for a three-quarter length! Both the front and back have vertical stitching, making for a stylish silhouette. The chest pocket has a military feel! Size (measured by hand) Shoulder width: 38 cm Body width: 47 cm Length: 78 cm Sleeve length: 47 cm (when unrolled) Unfortunately, there are two very small holes on the right chest, a stain on the left side that won't come out, and a stain on the right shoulder that won't come out. There is also a feeling of wear around the collar. Please check the images. This is a branded item, but it has holes, stains, and signs of wear. It will be sold at a bargain price to those who understand these imperfections. Please refrain from canceling your purchase after you buy it.