Thermos FBB-3502MR(Midnight Red) Stainless Steel Vacuum Insulated Flask with Screw Stopper,350ml is a Lightweight and durable . This vacuum-insulated stainless steel bottle is 30% lighter than standard steel bottles. Its copper-coated inner layer minimizes heat loss, keeping drinks hot for up to 24 hours (95°C stays 70°C after 8 hours) or cold for 24 hours. Practically unbreakable, it features a one-hand automatic push-button cap for convenience.
