... extension,smooth fiber 2.Humanized design 3.Fabric:95%cotton,5%elastane 4.OEM manufacturer 5.Deliver on time ... Lady cotton panties Product Information FabricSingle jerseyFabric content100%cotton, 145gsm/95 % cotton 5% spandex,165-180gsmSizeS-4XL ... Main fabric we use:100% cotton 125-160gsm, 95% cotton 5%elastane 160-180gsm, 100% interlock cotton 180-220gsm, modal, etc. ...