Wow! Double-Walled, Polished Mug Made From Recycled Stainless Steel Metal. Rcs Certified. Total Recycled Material: 89%. Capacity 300 Ml. Stainless Steel Metal Can be Recycled an Infinite Number of Times Whilst Retaining the Quality of the Material. by Using Recycled Stainless Steel Metal, Fewer New Raw Materials Are Needed. This Means Less Energy Consumption, Less Use of Water & a Reduction of Co2 Emissions. a Responsible Choice. Minimum Quantities Apply.