The grazing muzzle allows your horse or pony to eat less grass. Ideal for horses with insulin resistance or overweight. The horse can go to pasture but won't eat too much grass. Front recesses allow nostrils to move freely. Material: polyurethane, polypropylene, neoprene Material: zinc Grass mask with recess for nostrils Includes a ring to which a lanyard can be attached With adjustable cheeks and crown With soft padding at the crown With hook-and-loop fastener at the crown that opens at high pressure, to ensure the horse doesn't get stuck With bolt snap at the throat