Thermos Funtainer Beverage Water Bottle, Stainless Steel, BPA Free, 12 Oz, with Straw (Blue High School Musical) TherMax double wall vacuum insulation for maximum cold temperature retention Durable stainless steel interior and exterior, Made from BPA free materials Hygienic push button lid with pop-up straw Keeps contents cold for 12 hours 12 oz capacity, Weighs 11 -ounce