The brand-new Tynimo Steel Flask is made to last. No matter where you go, the ample 500ml bottle carries your preferred beverage. The double-walled vacuum insulation of the steel flask allows you to keep your beverage hot for up to 12 hours or cold for up to 24 hours. With just one touch, it may be opened and locked safely. The loop handle is portable. With exterior spring mechanics, it is simple to clean. Silent set downs thanks to the included silicone bumper.