Icelandic+™ Lamb Horn Marrow100% natural and edible dog treats, that are single ingredient and come only from the pure lands of Iceland and are ethically harvested as part of the local food source of Icelanders. Not only are they delicious for your dog, they reduce tartar and plaque build up for healthier gums and teeth. A great natural source of calcium that promotes strong bones and healthy hair for your pet. Lamb Marrow 100% sustainably harvested 100% edible and digestible