The Kernel Kutter is a Stainless steel expandable blades, steel handles. One swift downward stroke strips the entire ear. You can strip hunrdeds of ears in an amazingly short time. Better yet is using the cutter with the corn bit. This method exerts no pressure on the rivets of the cutter, thus it will last for ages. This great utensil is a 'must have' for freezing, canning, making fresh salads or for dentally challenged individuals.