Now you can bring the taste of the rainbow with you everywhere you go Skittles Singles To Go drink mix sticks are bursting with fun fruit flavor that will add tasty excitement to your day. They are low-calorie water enhancers that have zero sugar, so you can feel great about sharing them with the whole family. To experience the exciting flavor, take a sip from a full bottle of water to make room for the powder. Pour one stick into a 16.9 fl. oz. bottle or large glass of water, shake until well mixed, and enjoy.