Hugo Boss Luka Short Sleeve Pur Linen Shirt Navy. A refined version of the classic shirt, this Hugo Boss Luka shirt is crafted from linen that has been treated with a premium finish. The regular fit features short sleeves and a classic collar with two lines of stitching that adds structure to the collar. Embellished with minor details such as pearlised buttons, the shirt is finished with a small Hugo Boss fabric logo tab at the hem line.