The Fly Turtle is constructed of a unique thermoset nylon mesh that combines extreme lightweight with incredible durability. It is almost like wearing nothing at all yet it provides 60% UV protection. It has a very fine mesh that prevents the smallest of insects from biting through. It is also highly breathable allowing breezes to pass through it easily keeping your horse cool and comfortable. The TurtleNeck stretch features allow your horse unlimited freedom of movement. Now the best part- It has a One Year Warranty covering Rips, Tears, and Horse Bites.