CK One Summer 2013 is the new EDT fragrance from Calvin Klein. A limited summer edition of the iconic CK One fragrance this unisex perfume is refreshing & full of invigorating notes. The top notes include Citrus & Water notes heart notes of Watermelon Cucumber & Lily & base notes of musk & moss. Calvin Klein CK One Summer 2013 is the perfect summer fragrance for men & women invoking memories of all the good times this season brings.