WoW! Double walled cup made from100% recycled stainless steel. Fully recyclable. This timeless cup is stackable and therefore space saving. Suitable for most coffee machines. Not dishwasher safe. RCS certificated. Total recycled material: 100%. Capacity ml. Stainless steel can be recycled many times whilst retaining the quality of the material. By using recycled stainless steel, fewer new raw materials are needed. This means less energy consumption and less use of water. A responsible choice.