Made Of Stainless Steel  | Powder Coated Finish | BevGuard Insulation To Keep Beverage Ice-Cold And Carbonated For 24+ Hours | Screw On, Ãœ-Turn Spill-Resistant Lid With ColdKey Stainless Steel Straw | Simply Turn The Mode Indicator To The Appropriate Position For Stress-Free Sipping Mode To Open Straw And Sip, Leakproof Mode To Close Straw, Or Cleaning Mode To Clean | 100% Leakproof When Locked | Includes A Rubber Grip That Makes Opening Easy Without Having To Touch The Straw | Comfort Grip Handle  | Non-Slip Base | Cup Holder Friendly | Meets FDA Requirements   | BPA Free | Hand Wash Recommended