Nap pet munchies dog Chew are a natural treat for your dog. Whilst enjoying a tasty treat, the chewing action actively helps to prevent the build up of tarter on the teeth and strengthen the gum; thus improving the overall dental health of your dogs. feed as a treat reward or training aid. always ensure there is a bowl of clean, fresh water available it is recommended that pets are supervised when feeding. chews should be given on non-stainable.