Description : Material : Thecalfsocksaremadeofcotton , polyesterfiberandspandex , whicharethickandwarm , lockthebodyheat , andincreasethetemperatureofyourfeetinwinter . Warmknee - hightube : Thickloopskeepwarmfromthecold , thickenfromthesolesofthefeettothecalves , makingitmorewarmandthick . Elasticstockings : usinghigh - qualityhigh - elasticelastic , long - wearingdoesnotdeform , doesnotstranglethefeet , andpromotes circulation . Toeandheelreinforcement : Thetoeandheelarereinforced , whichistight , wear - resistant , flatandnon - smooth . Application : Verysuitableforworkorfamily . Thethicknessofthesocksisanti - friction , durable , softandskin - friendly , breathableandcomfortable . Specification : Material : Cotton , PolyesterFiber , Spandex SizeChart : TubeLength : 39cm / 15 . 35inch PackageIncludes : 2PairSocks Note : 1 . Pleaseallowslightlyerrorduetomanualmeasurement . 2 . Duetothedifferencebetweendifferentmonitors , thepicturemaynotreflecttheactualcoloroftheitem . 3 . Wishyouawonderfulon - lineshopping !