Hartz Dentist's Best Rawhide Twist Chew, for Dogs, with Denta Shield, 8 Count Pk (Pack of 4) 32 Total Pack of 4, Each pack has 8 , total 32 chews Medium: 5 inch Twists, for dogs under 20 lb, Carpet-safe rawhide twists with a clear beef flavor The chewing action helps clean teeth & remove tartar. DentaShield reduces new tartar formation by bonding with components in your puppy's saliva. Leaving your puppy with cleaner teeth, longer!