... pack, magic heat pad,reusable instant hot pad, heat pad, heating pad,wonbat warmer,hot cold pad, baby care products,heat pad,baby supplies and products ... for hundred times by following theinstruction Torecharge: place the hot pack in boiling water with cloth below, note, prevent ... is to start crystallization, when the crystallizationcompleted, squeeze the hot pack to make it soft and ready to use. ...