This Stainless Steel Coffee Mug Cup Flask is a two-piece set with a capacity of 450ml, perfect for adults who enjoy both hot and cold beverages. The mug is leakproof and insulated, keeping drinks cold for up to 12 hours and hot for the same amount of time. With a sleek black colour and a solid pattern, this travel mug is machine washable for easy cleaning. The mug features a drink-through lid, making it convenient for on-the-go use. It weighs 0.3kg and is made of stainless steel and aluminium, making it durable and suitable for everyday use.