Calvin Klein Mens Nino Leather Synthetic sole Create a timeless look with the classic appeal of Calvin Klein&reg;. Leather upper with tonal stitching. Lace-up front closure with blind eyelets. Stitched cap toe detail. Leather lining and insole. Synthetic outsole. Imported. Measurements: Weight: 1 lb 2 oz Product measurements were taken using size 11, width M. Please note that measurements may vary by size.