Pedigree Dentastix Fresh Oral Care Treats For Dogs, Large, 5.19-Ounce (Pack Of 5) Clinically Proven To Reduce Up To 80% Of Tartar Build-Up&#151;A Contributor To Gum Disease&#151;When Used As Part Of A Daily Oral Care Routine. Clinicly Proven To Reduce Plaque Build-Up The Patented X-Shape Design And Special Texture Help Clean Between Teeth And Down To The Gum Line Clinically Proven To Reduce Up To 80% Of Tartar Buildup*A Contributor To Gum Diseasewhen Used As Part Of A Daily Oral Care Routine.