CPN Structure Supplement Size:4lb Biothane® is the gold standard

Biothane® is the gold standard for all weather lines

A long lasting chew for medium and large dogs

With a natural dead bird weight and internal scenting

providing a more targeted impact on the dog

CPN Structure Supplement Size:4lb Biothane® is the gold standardStructure supplies these nutrients with a premium blend of ingredients. This premium blend consists of milk and egg protein from whey protein concentrate, dried casein, Omega 3 enriched pasteurized and dried whole egg, egg yolk, vegetable oil blend, probiotics, digestive enzymes, Vitamins C, E and more. The first months of a puppy's life is the most critical stage of physical development they will ever go through. In the wild, a puppy may nurse for