Calvin Klein ck IN2U Eau De Toilette for Her. CK IN2U was launched by Calvin Klein as a duo of fragrances, as opposed to his usual policy of unisex scents such as CK One. CK IN2U Her is a fresh floral scent, and is comprised of notes of pink grapefruit and bergamot to open the scent; cactus and orchid at its heart; and vanilla, cedar, and amber at the base of the fragrance.