Convenient, ready-to-use Endure® Roll-On™ for Horses provides repellency, quick knockdown and 5 to 7 days protection from flies and biting gnats. Contains a sun screening agent for added protection and beneficial conditioners for the skin and coat. Stays on and lasts up to 5 to 7 days. May be applied around superficial wounds and abrasions. Sweat-resistant formula. Easy grip bottle with large roller ball for effortless, even coverage.