Hartz Bonanza Guinea Pig Treat Sticks Includes 4 Banana Berry Flavor Treat Sticks With A Tasty Fruit, Seed And Grain Combination Your Pet Will Love. This Healthy Snack, Specifically Formulated For Rabbits, Is Fortified With Vitamins, Minerals, Antioxidants And Omega-6 Fatty Acids To Help Maintain Health And Vitality. Vitamin A Helps Support Eye, Skin And Immune System Health. Vitamin D Helps Birds Effectively Use Calcium And Supports Bone Health.