"Made with a single beef ingredient, these Natural Collagen Stick Dog Chews deliver the natural flavour and satisfying texture dogs crave. No unnecessary extrasjust a simple beef chew your dog will love.6"" best suited for small to medium sized dogs12"" best suited for medium to large sized dogsSupervision is recommended when feeding any chew to your dog. Make sure there is adequate fresh drinking water during consumption. If your pet is new to protein rich chews, we recommend moderate consumption to avoid upset stomachs."