Promotional Bamboo recycled double walled cup (350ml) Double-walled thermos cup with recycled stainless-steel outer wall and PP inner wall. The cup has a black transparent push-on lid with a sealable drinking opening. The bamboo bottom is a striking detail, with a thickness of 1.5 cm. Not dishwasher-safe. RCS-certificated. Total recycled material: 38%. Capacity 350 ml. Stainless steel can be recycled an infinite number of times whilst retaining the quality of the material. By using recycled stainless steel, fewer new raw materials are needed. This means less energy consumption, less use of water and a reduction of CO2 emissions.