Loved since 1908. 100% rawhide free. Long lasting. Easy on the digestive system. Made with real chicken. Chewing action helps clean teeth. Delight your dog with a chew you can trust. Milk-Bone Gnawbones treats have all the great taste with no rawhide, making them a delicious way to keep your dog happy. Contains no rawhide. Treated by irradiation for quality & freshness. MilkBone.com. Comments or questions? Call 1-888-MILKBONE (645-5266), weekdays. Please provide product manufacturing code. Reseal for freshness. Made in China.