This stainless steel coffee cup from Tyeso offers a double-layer insulation design, keeping your drink hot or cold for 6-12 hours with its 304 stainless steel material. The cup comes with a convenient multifunctional lid and detachable straw for easy cleaning. With a wide mouth design and anti-slip bottom, this cup is both practical and stylish. Available in 5 different capacities and a range of colors, it is the perfect choice for on-the-go refreshment.