Head collar Alaska is completely covered in imitation wool. Because of the soft material the head collar is convenient for horses with a sensitive skin. Material head collar: polypropylene Material hardware: iron, zinc Head collar completely covered in very soft imitation wool Convenient for horses with a sensitive skin Features a twice adjustable crown piece With snap at the throat latch Machine washable at 30 degrees. Wash the head collar in a laundry bag. Preferably do not use a fabric softener and do not tumble dry.