Description: Modern design 550ml BPA free stainless steel drinking bottle, double wall vacuum insulated, made of 304 grade stainless steel. Gloss finishing painted exterior and electrolysis interior, engraves to a natural silver etch colour, BPA free, this product is not dishwasher safe, handwashing is recommended. Product Size: 46.4 mmW x 24.5 mmH x 31.6 mmD. Packaging: White paper box or optional gift tube. Colours: Black | White | Blue | Red | Silver