Satisfy your dog's instinctual love of chewing with Purina Prime Bones Chew Stick With Wild Venison small dog bones. These ultra long-lasting, natural dog chews with added calcium are rawhide free and provide a safe and naturally edible treat that your small dog is sure to love. Each of these limited ingredient dog treats provides ultra long-lasting enjoyment with an antler-shaped chew to keep him entertained and thinking about his next big adventure in the wild.