Not labeled for individual sale. Milk from cows not treated with rBST (No significant difference has been shown between milk derived from rBST-treated and non-rBST-treated cows). Enjoy the creamy, smooth flavor of our String cheese anywhere, anytime. Fun to eat for the whole family. Since 2005, Frigo Cheese Heads has donated $200,000 annually to Make-A-Wish because a wish-come-true changes the odds for kids fighting critical illnesses. Make-A-Wish - Learn more about Make-A-Wish by visiting wish.org.