... will pain when encounter cold.2. dissipate cold and keep warm, promote the human’s microcirculation, and has the good functions ... vacuum-packed warm paste, peel off the backing paper behind the warm paste, stick to the outside of underwear, then pave the warm paste by hand ... with overexertion, strains, sprains and arthritis. It will gradually get warm and last for at least 8 hours.Instruction:Open the ...