Calorie Content (Calculated) (ME): 3381 kcal/kg, 32 kcal/piece. Long-lasing chew. Twisted beefhide & chicken jerky. Made with real beefhide. The triple-flavor twist that lasts. 2 flavors of beefhide. Twisted with real chicken jerky. Packed with protein. Treated by irradiation for freshness & quality. purina.com. purinatreats.com. Shop the entire lineup of Busy chew treats at purinatreats.com. Product of Mexico.