Wild Horse Fly Mask Cool MeshMesh Fly Mask to keep your horses head fully covered with our Long term Insect Control treated fabric. Our Fly Masks are designed to sit further back on the neck so they wont slip forward, and have a poll strap with elastic for comfort. The eye protectors have fleece at all contact points and are made of our black Anti heat Absorbing Nylon Mesh in our collapse resistant design, so you know your horse has cool, clear vision! Recommended by vets for eye