An industry first with a matte metallic finish Large wide mouth opening makes for easy drinking Holds up to 500 ml. (17 oz.) Safe alternative to plastic for your health and the environment Matching coloured plastic twist off cap (except Silver – black cap) with silver carabiner BPA free (Bisphenol A) and FDA Compliant<p><b>Please Note:</b><br>Aqua Mark not available on Black or Red bottles</p>