... Hot Pack, Hot bag, Heat pack, heat bag, Hot pad body use, 135x95mm, keep temperature 45-62 celsius degree last at least 12hours Hot Pack, Hot bag, Heat pack ... , heat bag, Hot pad, Use to keep warm when you are outdoor in cold weather, or pain parts, foot ... , 1pc/polybag, 10pcs/middle bag, 300pcs/carton 2. Foot use, adhesive, 90x70mm, keep average temperature 37 degree, ...