Features: 1) Uses latest material: high polymeric compound combining all craft features of ice bags in the markets of Europe, America and Japan and features of Chinese traditional ice bag 2) Cold capacity, thawing rate and its usage life are in line with American super ice bag 3) Non-toxic, insipidity, no side effect 4) Repeated and wide use 5) Store in freezer for 12 hours before use 6) Used in long distance refrigerated transport for all kinds of biology freezing reagents, medicine, blood plasma, bacteria, seafood, poultry and fresh food for export 7) Daily life: cold preservation and electricity saving 8) Medical treatment: defervesce, diminishing inflammation and easing pains, hemostasis, physical therapy and skin care 9) Sports: accident injury, wrench and in training and matches 10) Has no peculiar smell, no side effects 11) Put the ice bag flat before freezing, or put it into a certain shape as needed 12) Recycle for repeated use 13) Dispose with general daily rubbish 14) Caution: do not eat, it is not food