The Klean Kanteen TKPro 750ml/25.7oz Flask in Shale Black is a high-quality stainless steel water bottle designed for outdoor activities such as camping and hiking. With its insulated properties, this flask helps keep your drinks cool for longer periods of time. The screw-on lid ensures a secure seal while the sleek black colour adds a stylish touch to your hydration essentials. Perfect for staying hydrated on the go, the Klean Kanteen TKPro is a reliable and durable choice for any outdoor adventure.