Brush the dog's teeth regularly with a suitable toothbrush and toothpaste.
With no regimented grooming routine the Pyrenees' flowing white locks can simply morph, soon resembling an electrocuted Komondor on steroid. https://xn--12Cf5c9aooa3Ae1a1ae6bxc1lwa1lzb.com/?action=profile;u=28048