750 ml. Reuse. Refill. Recycle. Features of Stainless Steel Bottles: 1) Does not leach harmful chemicals into liquids. 2) Producing stainless steel is toxin-free. 3) Surface has no pores or cracks to hold bacteria. 4) Life expectancy is over 100 years because of its impact and rust resistance. 5) Can also be 100% recycled. The typical amount of scrap stainless steel that is used to make new stainless steel is between 65-80%. Safety zone products. Tested safe. Dishwasher safe. Made in China.