Convenient folding design allows the ear plugs to be stored more easily in pockets or tool boxes. Higher protection levels than the standard version for noisier environments. Versatile design can be worn over the head or behind the neck when worn with helmets or visors. Locates conveniently around the neck when not in use. Sold individually packed in convenient dispenser boxes which can also be used for point of sale display. Spare foam pods are available separately for greater economy.