This is a 20 ounce bottle of shampoo that is designed to combat fungal and bacterial skin conditions. Fungasol shampoo creates a rich lather that delivers 0.1% triclosan, soothing tea tree oil, and aloe barbadensis leaf juice. This helps treat rain rot, dry flaky skin, girth itch, pastern dermatitis, pythiosis, ringworm, dew poisoning, and wound bacteria.