UltraShield EX - the sweat resistant insecticide and repellent formula that will protect your horse from more than 70 insect species for up to 17 days. It also contains sunscreens and coat conditioners including aloe and lanolin to keep your horse looking great. This repellent is an enhanced version of the original UltraShield and sets a new standard for ultimate insect protection. Plus, this formula can be used on horses and dogs to keep all of your four-legged friends safe from bugs when they’re at the barn.