Polly-O Low-Moisture Part-Skim Mozzarella String Cheese is prepared with high-quality ingredients that are healthy, delicious, and free of artificial flavors and preservatives. Made from mozzarella cheese seasoned with a pinch of salt, this string cheese has a flavorful taste the whole family will enjoy. A good source of calcium and protein, it’s the perfect grab-and-go snack between meals. Update your next Smith Brothers Farms delivery order!