Pullover sweater from Calvin Klein Jeans. This sweater is a stylish alternative to a jacket for in-between seasons. Highlights. Organic cotton blend Material Composition. Main composition: organic cotton (52%), acrylic (30%), wool (12%), polyamide (5%), elastane (1%) Sustainability Certification. Organic Content Standard. Care instruction. Machine Washable at 30°C. Tumble dry gentle cycle. Wash & dry inside out. Article Code: IG0IG02651TER.