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