- This item is a member of the Pork Twist Sticks - 4 in. collection. The following description pertains to the collection and may not be relevant to this particular item Petcetera Pork Twist Sticks (4", 2-Pack) are 100% Natural Rawhide treats. Satisfies desire to chew, controls tartar naturally, cleans teeth and gums, and provides hours of pleasure for your pet!