The Botella 21oz Con Flex Straw Cap by Hydro Flask comes in a vibrant red color with a black Flex Straw Cap. This bottle features Hydro Flask's TempShield technology to prevent condensation. It keeps cold beverages refreshingly cool for up to 24 hours and maintains hot drinks at an enjoyable temperature for up to 6 hours. With a volume of 621ml, it's perfect for your hydration needs. Made from high-quality 18/8 Pro-Grade stainless steel, it's BPA-free for your safety. The bottle has a mouth diameter of 48.5mm (1.91 in.), a diameter of 73mm (2.87 in.), and a height of 265mm (10.4 in.), weighing 295gr (10.4oz.).