Classic. rBST free (No significant difference has been found in milk from cows treated with artificial hormones). BJs members artisan selection. Aged over 10 months. BelGioioso Parmesan is made with fresh milk gathered daily from our local farmers. BelGioioso's master cheesemakers carefully inspect and hand-turn each wheel to ensure a consistent aging process. This expert care develops parmesan's sweet, nutty flavor and tantalizing aroma.