Oggi 8081.3 Stainless Steel Calypso Double Wall Sports Bottle with Screw Top (.05 Liter, 17oz)-Black Matte Finish Double wall vacuum insulated -Liquids stay hot or cold Tight-fitting twist-on stainless cap with silicone gasket-eliminates leakage Non-toxic, non-leaching, BPA free Conveniently fits most car cup holders Hand wash only