T-Flasks High Grade Double Layer Vacuum Flask Stainless Steel 1- Liter 34 oz Thermos Hydration Tumbler with Attachable Mug & Handle for Hot & Cold Beverage(s) This super slim 1 Liter 34 oz stainless steel bottle keeps liquids Hot or Cold for above 8 hours. A must item for every home and office. Wide mouth opening convenient to accommodates ice cubes. Stylish contoured design with no rough edges compact, easy to carry and use, suitable for every one Light weight, Easy to carry with a handle. Twist : in stopper with O-ring seal, Prevents leakage. The bottle cap Unbreakable stainless Insulated liner (that means no glass inside) unbreakable stainless steel body outside. Eco-Friendly, BPA Free