Kong Premium Treats Dental Rawhide Twist Treat For Dogs Hand Tied, Natural Rawhide Bones Contain Active Enzymes To Reduce Bacteria And Fight Tartar Buildup Contains Bio-Available Form Of Vitamin C Called Stay-C For Added Dental And Immune System Benefits, Keeping Teeth Even Cleaner No Artificial Colors Or Flavors Made From U.S Beef Hides One Size Made Perfect For All Dogs