Available in a handy twin pack, this ultra-fine mesh prevents your horse from inhaling dust, dirt and debris, perfect for limiting distractions while schooling, jumping or hacking. Effectively filters dust, pollen and other airborne particles. Assists with the symptoms of head shaking and summer irritations. Legal for use in British Dressage, British Eventing and British Showjumping competition. Semi-sheer in appearance, it fits the LeMieux anatomical drop noseband.