Thermos Direct Drink Flask, Pink, 470 ml. Thermos vacuum insulation technology for maximum temperature retention, keeping beverages hot for up to 10 hours or cold for 24 hours. The durable stainless steel interior and exterior are easy to clean and corrosion-resistant. This flask is designed to stay cool to the touch with hot liquids and sweat-proof with cold liquids. Its light and compact design makes it easy to transport and store, featuring an easy-to-open push-button lid with a locking catch for one-handed access. The 470ml capacity offers a perfect balance of portability and hydration for various activities like commuting or fitness routines. Comes with a 5-year guarantee.