About this item Gnawlers Dent Defense has a special texture desgined to create shear forces on the dog`s chewing and keep chewing for linger. It contains essential plant Echinacea extract that helps protect the oral and teeth against bacteria build-up with a protect layer for all day long. Best suitable for Pugs, Beagle, Labrador, Golden Retriever, German shepherd, Great Dane, Boxer, Rottweiler & Cocker Spaniel etc.