Brushed wool flannel . Fabric weight: 360gr/sq m. Button and concealed zip closure . Internally extended waistband with button closure . Internal waistband with silicone grippers for keeping shirt in . Washed coloring may vary . Split waistband . Unhemmed to allow for further tailoring. Pockets with hand-stitching . Hand-finished . One front watch pocket. Two side pockets. Two back button pockets . Super slim fit. Hem: 17.5cm . Please Note: Items that have been altered cannot be returned. Sample size: 50