Calvin Klein Calvin 2 Pack 1981 T Shirts. Calvin Klein 2 Pack 1981 T ShirtsKeep things casual with the 2 Pack 1981 T Shirts from Calvin Klein. Crafted with a crew neckline and short sleeves, these tees are an iconic wardrobe foundation.• 2 pack• T shirts• Short sleeves• Crew neck• Uni-sex• Calvin Klein branding• Embroidered branding• Body: 95% cotton, 5% elastane• Machine washable at 30 degrees