The Stanley Classic 1.9 - litre vacuum flask has undergone a re - engineering process. Now, it proudly features the iconic Stanley 'Winged Bear' on the front, a clear sign that you're getting an authentic product. This flask is not just stylish with its sleek design and robust build; it's also fully leak - proof. It can keep your drinks piping hot for up to 45 hours, refreshingly cold for 2 days, and iced for an amazing 8 days. Key features include the Stanley 'Winged Bear' icon, enhanced performance, a more compact exterior while maintaining the same internal volume, and it comes in a gift box. Specifications are top - notch: it weighs 1130 grams, is made of 18/8 stainless steel and is BPA - free. It has double - wall vacuum insulation, is leak - proof and easy to pack. The insulated lid doubles as a 230ml cup, and it's dishwasher - safe.

Using your Stanley Classic 1.9 - litre vacuum flask is a breeze. First, open the lid, which also serves as a cup. You can fill it with your favorite hot or cold drink. Make sure to close the lid tightly to keep the temperature well - insulated. When it comes to cleaning, you're in luck as it's dishwasher - safe. However, if you prefer hand - washing, use a mild detergent and a soft sponge. Keep in mind that to maintain its insulation performance, avoid dropping or hitting the flask hard as it may damage the vacuum layer. Also, don't overfill the flask to prevent spills when opening the lid. With proper care, this flask will serve you well for a long time.