Oggi 8083.11 Stainless Steel Calypso Double Wall Sports Bottle with Screw Top (.5 Liter, 17oz )-Green Neon 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