Tank topstretch.Entirely certified and made of high-quality organic cotton.The fabric is durable and machine washable.This product is GOTS and OEKO-TEX certified.Materials92% Organic Cotton8% ElastaneGrey90% Organic Cotton7% Viscose3% ElastaneSize & FitGaia is 170 cm tall and wears a size SWash & CareMachine wash cold withsimilar colorsDo not use bleachDry in tumble dryer at low temperatureIron at low temperature if necessary