Overview : 1.Nano-carbonmaterialTitaniumkeel. 2.Complexembeddedcartilage, Crossdualgubernaculum. 3.Sidedattractionbreathablefabric, Hand-sewn, Nanocrudefiberedging. 4.Thinwaistshaping, Crossdualgubernaculum. 5.FitsforHumpback,Scoliosis,SlouchingShoulders, AchingBackPain, SpineCurved. Specifications: Material:Velcro+sponge+sandwichmesh,FRPtwobones Dimensions:S/M/L/XL/XXL/3XL/4XL PackageContent: 1xCorrectionband,1xOPPBag Note: Asiansizesare1to2sizessmallerthanEuropeanandAmericanpeople.Choosethelargersizeifyoursizebetweentwosizes.Pleaseallow2-3cmdifferencesduetomanualmeasurement.