Stainless Steel Hydration Bottle Features Vacuum-Insulated Technology To Keep Your Water Cold For Up To 14 Hours. Push-Button Lid With A Locking Ring Helps Keep The Lid Secure During Transport To Prevent Messy Spills. Comfortable Rubber Grip Ensures You Always Keep A Secure Grasp On The Bottle To Prevent It From Slipping Out Of Your Hand. Sweat-Proof Design Prevents Condensation From Building For Dry, Happy Hands. Plus, It'S Conveniently Sized To Fit In Most Automotive Cup Holders. Hydration Bottle Is Designed For Cold Liquids Only..