Crystal Light On The Go Lemonade is a great low calorie, refreshing summer drink. On the Go Lemonade is easily poured into a 20oz bottle of water. Just pour, shake and enjoy! Crystal Light On the Go Lemonade has 90% Fewer Calories than leading soft drinks; only 5 calories per serving! A great drink for summer road trips, in the office, home or anywhere! 30 Packets per box.