Crafted from recycled 304 stainless steel, both inside and out, this double-wall bottle with vacuum insulation ensures optimal temperature retention. It keeps beverages hot for up to 12 hours and cold for up to 24 hours, making it perfect for any occasion. With a capacity of 31 oz., it is both BPA-free and FDA-approved. The PP lid ensures a secure fit, while the built-in handle offers convenience on the go. Note that this bottle is not suitable for dishwashers or microwaves.