20 oz. Stainless Steel Tumblers keep drinks warm for 3 hours and cold for 9 hours! These quality built tumblers make perfect gift options to your family and friends. Give them a gift they will appreciate and can use for years to come. The double wall construction keeps drinks insulated and at the temperature you desire.Holiday is coming!Choose a gift for your someone special to convey your love !This best family/friends ever travel tumbler is an ideal choice.When your family use the travel tumbler, they will always feel your love and show a happy laugh.Hurry up, join in the joy of drinking with your family/friends !Dad/Husband/Grandpa/Boyfriend/Mom/Wife/Grandma/Girlfriend/Friends Gifts Travel Tumbler Highlights:Good seal: The lid with rubber gasket make you easy to carry.Safe silicone straw tip: Effectively prevent hot drink from scalding the mouth.18/8 food grade stainless steel material: not leave a bad metallic taste in your mouth.BPA free lid: No harmful substances, no need to worry about being harmful to the body.Sweat-proof: High quality material keep travel tumbler surface dry and increase hand comfort.Not easily deformed: Strong 304 stainless steel material ensures long using life of travel tumbler. Tumbler Specification:Material: 18/8 304 stainless steelColor: WhiteSize: 20 ozWarm Notice:Not microwavable.Recommended to hand wash with cup brush and straw brush.When the travel tumbler is filled with hot liquid, please keep children away from the tumbler.