Complete your glass packaging solution with a metal twist cap RTO (regular twistoff), available in three colours and designed to be used on glass jars. The easy to use twist design requires only a quick twist and it is secure on the glass jar.  Glass offers excellent visibility and clarity allowing your customer to be able to see what is in the jar before purchasing. Glass is endlessly recyclable and also a favourite when it comes to preserving the taste, aroma and texture of food. It is fast becoming one of the most popular sustainable options for food packaging .