Composition:97% Polyester,3% SpandexMaterial:PolyesterDetails:Tie FrontPatterned:Solid colorApplicable People:AdultSheer:NoType:OtherSeasons:AllCare Instructions:Machine wash, do not dry cleanFabric Elasticity:Micro ElasticityPrinting Type:No PrintingWeaving Method:Knit FabricItem ID:RH43339 There maybe 1-2 cm deviation in different sizes, locations and stretch of fabrics. Size chart is for reference only, there may be a little difference with what you get. There are 3 kinds of elasticity: High