Tourmaline back support belt Magnets lumbar back brace Germanium back lumbar support FDA-listing No.:D109561 Pictures: 100% Tourmalineknee Brace I.Material high quality leather,reinforcementbeltand4 steel support panels. IIFordisease Backachingbecauseofsprains,musclesorenessandstrains...Itisusedforfixinglumbaroperation,protrusionoflumbarvertebraldiscandwaistcompressedfracture. III.Functions: 1.Reliefbackpainandsteeduprecovery. 2.Correctthepostureeffectively. 3.It'spermeabilitygood.Youcangoaboutyourdailyactivitieswithease. IV.Cautious 1.Mindusingforpregnantwomenandpeopleheartpacemaker. 2.Mindusingforpatientwithheartfailure,malignancy,activityphthisis. 3.Mindusingforpatientwithbleedingillnessintreatmentperiod. 4.Plsconsultforthedoctorsifnecessary. V.Washingmethods BleacherandotherchemicalscoursareNOTapplicable. VI.Storagemethods 1.Keepinventilateandwaterproofplaces. 2.Periodicairingisnecessaryifitisleftunused