Dog Dental Chew with Fish & Eggs Individually-wrapped trial size in sleeve of 12 Yummy Combs. Size: Extra Small For Adult Dogs 5.5-12 lbs 2.5-5 kg Yummy Combs® revolutionary dog dental treats are the first dental treat clinically proven to remove hardened tartar (VOHC Seal for tartar). Also clinically proven to reduce halitosis. Yummy Combs® is complete and balanced, grain free, NON-GMO, gluten free, with all natural ingredients. With 44% protein and less than 7% starch, Yummy Combs includes wellness ingredients such as honey, salmon oil, lecithin, vitamin E, niacin, vitamin A, vitamin D3, vitamin B12, minerals and yucca schidigera extract.