Nylabone Happy Time Chicken Dog Treat is a natural, healthy and wholesome edible chew. The patent-pending technology makes Happy Time edible chews more flavorful and longer lasting. Each Happy Time edible chew is made with real chicken and contains vitamins and minerals. These natural chews have no added sugar, salt, preservatives, artificial colors or fillers. And all Nylabone Happy Time edible chews are made in the USA.