UltraShield® Green from Absorbine® proves that "going green" can be both highly effective and eco-safe. UltraShield® Green is a natural fly repellent that repels and controls biting flies, mosquitoes and gnats for up to 8-hours as demonstrated in an independent university study. 100% guaranteed.• Voted one of the Best New Products for 2010 by Tack n" Togs Magazine • Consumer feedback: smells great, shiny coat, long-lasting • Eco-safe for the entire family and the environment • Contains seven essential oils known to have repellency properties • Convenient 32-ounce spray recyclable bottle