... sizes 5'',6",7", 8",9",10",11" 2) Water proof 3) Medically recommended 4) Cold therapy [General Information] Item ... componentsPS lid, PP ring, Al ring,PVC/TPU coating Package OPP bag, with card, or with gift box Logo ... the lid well avoid the leaking. 3. Put the bag to where need cold therapy. If feeling too cold ... infuse the hot water between 50-55 degrees in to the bag. To 2/3 of the bag.2. Turn ...