Life/form® Sanitary CPR Dog Replacement Muzzles by LifeForm $0.00 lf01157 Life/form® Sanitary CPR Dog Replacement Muzzles / LF01157 / Cart Title Life/form® Sanitary CPR Dog Replacement Muzzles Product ID LF01157 CheckoutType Cart Add to cart Replacement muzzles for Advanced Sanitary CPR Dog (LF01155N">LF01155N). Package of 6.