Double-Walled and Vacuum-Sealed Stainless Steel - Keeps Contents Hot or Cold for Hours Perfect For Hot or Cold Beverages - Does Not Sweat (for cold contents) or Burn Your Hand (for hot contents)Contoured Design Makes The Bottle Easy to Hold and Visually Distinctive From The Many, Many Straight-Walled Bottles Removable Mesh Filter - Keeps ice from Blocking The Drinking Spout and Allows users to Conveniently Brew Tea on The GoUnsurpassed Testing for Material Safety - Our Products Undergo Rigorous Chemical and Biologic Testing To Insure They Do Not Contain Toxic Chemicals 119888SKU 890397002097