... or in bulk without no color box 500pcs/ctnspecificationThe Head massager is a spider- shaped device made from ... a alumnimun handle, it asts as conductor to the head 's inter electrical impulses. Previous used to induce ... to useLoose your hair and place the hand head massager on the bakside of the skull, then ... they cover the complete skull. Move the hand head massager up and down while you atternate the ...