Perfect for relaxing at home, Calvin Klein Underwear's 'Pure' pajama top is designed for a cozy and comfortable fit. Knitted with touches of cotton and wool, it has a drawstring hem to define the loose shape. Complete the outfit with the matching pants. -- Gray viscose, nylon, cotton and wool-blend - Slips on - 45% viscose, 30% nylon, 20% cotton, 5% wool - Machine wash