Grazing Muzzles from top brands in nylon, or nylon with fleece. The grazing muzzle is designed to keep your horse or pony from overgrazing. The grazing muzzle is great for horses, or ponies who are prone to founder or laminitis. Brands from Shires, or Best Friends Grazing Muzzle. All grazing muzzles come with Equestrian Collections 100% Satisfaction Guarantee.