Express your personal style with a fun and fashionable Raya Hydration Bottle. Not only does it look great, but it has all the features that you"ve come to expect from Thermos. The patented Thermos vacuum insulation technology provides maximum temperature retention that will keep liquids cold for up to 12 hours. That"s more than 10 times longer than an ordinary plastic water bottle. With an unbreakable stainless steel interior and exterior, this water bottle is also sweat proof and will not leave water-rings on your desk or tabletop. 18-ounce capacity with a hygienic push button lid and a pop-up straw, this bottle will fit most automotive cup holders.