Crystal Light On the Go Sugar Free Powdered Peach Mango Green Tea flavored Drink Mix – Take a delicious, low-calorie beverage along on all of your travels with this Crystal Light On the Go Sugar Free Powdered Peach Mango Green Tea flavored drink mix. The Crystal Light powdered drink mix is made with a blend of natural flavors. It contains just 5 calories and 10 milligrams of caffeine per serving. – Compact Travel Size, Big Flavor! – A great way to stay hydrated during sunny outdoor adventures, the powdered drink mix comes in convenient individual packets that are easy to slip into your backpack or handbag before you head out. Simply empty one into a bottle of cold water and give it a few quick shakes to fill it with refreshing fruit-infused green tea flavor.