This stainless steel tumbler has a simplistic yet beautiful design. It is not only pleasing to the eye but also protected with an anti-microbial agent that provides a second line of defence against harmful bacteria. The body and lid are both treated to provide permanent protection. This product has been tested in accordance with ISO 22196 for anti-microbial effectiveness. Verimaster, a unique tracer, is built into the material to prove that the item is treated with the Biomaster anti-microbial agent. The tumbler has a convenient capacity and a closable lid for when on the move. The product images have props used for illustrative purposes. This item is not eligible for returns, exchanges, or refunds except for manufacturing defects.