Ergonomically designed 830ml stainless steel drink bottle. It has a secure screw on lid with a flip out drinking valve and a stylish carry handle. Magnum has a smart soft touch silicone band, a handy carabiner and is BPA free. The silver bottle laser engraves to a natural etch and gunmetal engraves to a shiny steel finish. It is supplied in a black gift box and handwashing is recommended.