BioSafe Puppy Ball 2 1/2 Germ smart dog toy. BioCote protected. A more hygienic toy for your pet and your family. BioCote is an antimicrobial technology. An antimicrobial is something which prevents the growth and survival of microbes including bacteria, mould and fungi. Lower levels of bacteria means improved hygiene, reductions in staining and odours and premature degradation of materials. BioCote technology will therefore make this product more hygienic, keep it fresher for longer and extend the usable lifetime of this product. Massages gums and reduces plaque and tartar build up, constructed out of tough yet soft plastics, is treated with a mint scent and even floats too! Perfect for puppies and small dogs!