This uniquely styled curved mug is 100% BPA free and features a powder-coated outer (black & white), pro-grade 18/8 double wall vacuum stainless steel construction, unique copper lining (designed to keep drinks hot or cold for hours) and clear acrylic lid. This 320ml capacity vacuum mug is available in powder-coated matt black, matt white or natural stainless steel. Supplied in a black gift box.