The Hoof Putty from Keratex is a flexible, semi-permanent wax that seals and stabilizes horn separation cavities and punctured soles in your horse's feet. To use, simply mould the adhesive putty in clean hands and press into the cavity until you have a dense plug for best results. Keratex Hoof Putty is a semi-permanent wax that seals and stabilizes hoof separation, plus it prevents grit, mud and debris getting jammed up into the hole and damaging the recovery process. The adhesive filling mixture also disinfects making it the perfect aid to recovery after punctures, abscesses and cavities.