What it is: Ck Be by Calvin Klein Perfume. Ck Be, or Calvin Klein's "Be Yourself" fragrance for women, is an oriental woody fragrance that blends lavender, mint and juniper along with delicate notes of mandarin orange and green. Recommended for daytime use, this invigorating fragrance is adored by many. The scent remains subtle and not overpowering to the senses. Created in 1996, this signature Calvin Klein fragrance is sure to please. You cannot go wrong when you add this product to your collection.