Best Bully Sticks Jumbo Stuffed Beef Dog Bones (5 Pack) Healthy Snack: Packed with a nutritious blend of Brown Rice and Bully Stick pieces Natural Dog Treat: NO Additives, Hormones or harmful Chemicals Durable Outer Texture: Helps fight Tartar and Plaque Multi-layered Chew: Dogs love the Challenge Refillable Treat: After the stuffing is gone, the bone can be re-stuffed for more Chew Time!