Straight jeans from Calvin Klein Jeans. These jeans with a contemporary straight fit gives a nod to classic denim. Highlights. Better Cotton Initiative Fit. Regular fit Material Composition. Main composition: better cotton initiative (70%), recycled cotton (20%), polyester pes (8%), elastane (2%) Care instruction Machine Washable at 30°C, gentle cycle Tumble dry normal cycle, low heat Wash & dry inside out Low heat iron if necessary Article Code: IB0IB024021A4.