This 6oz ceramic base suits all existing frank green lids, including those purchased from the original range. it will be the perfect fit for your espresso or small-sized coffee. Designed for the modern adventurer, vacuum-insulated, triple walled Ceramic Range ensures all the pure flavour and aroma benefits of a ceramic cup - with the addition of lightness, durability and insulation. Made from premium grade 304 stainless steel which is a more eco friendly material for both the environment and our health, as well as being easy to clean. Although this stainless steel Frank Green cup still has a has a plastic lid like many drink bottles, all components are recyclable at end of life. The Stainless Steel reusable coffee cup reflects Frank Green's unique design principles and integrity. It's made of premium safe materials and imparts Frank Green's signature pared back aesthetic so that it works seamlessly with your style. This reusable cup will retain heat and conserve cool liquids for up to 13 hours. There's no taste interference, so that means you'll get the maximum flavour from your drink of choice. The hand-picked colour palette is a celebration of the seasons, with hues that range from natural tones to pops of colour, they'll appeal to the minimalist, the maximalist and anyone in between.