Plastic caps are produced on Compression Molding machines, selected with Sacmi of Italy, the world leaders in technology. Bottlers key requirement is to maintain carbonation, being sealed throughout the storage period, which requires excellent sealing properties. The most popular and widely-used cap design is selected to ensure smooth adaptation for the bottle’s 28mm neck. Tamperevident and liner seal designs ensure that pressure is maintained, as desired, till the caps pry off the neck.