Nylabone Double Action Chew Bone Double Action Chew Bone The Double Action Chew from Nylabone helps your Dog fight boredom discourages them from destructive chewing helps clean teeth & most of all provides enjoyment These chews have a dual texture bacon flavour durable ends with a soft mint centre which gives your Dog an added benefit of a gum massage everytime they decide to chew Your Dogs natural chewing action raises small bristle-like projections that help clean teeth & control tartar build up nbspnbsp Size guidenbsp Regular 5 suitable for dogs up to 25 Lbs Wolf 7 suitable for dogs up to 35 Lbs Souper 9 suitable for dogs 50 Lbs