The EPOPACK PET dual-seal cap features a stopper pin located in the center of the cap that plugs into the opening of the reducer. The stopper helps provide a first layer of protection against leakage while the, the cap also includes a seal ring around it to apply pressure. In addition to being made with PET, the cap can be made with 100% post-consumer recycled (PCR) PET.
The seal ring is designed to add additional pressure to the surface of the reducer, creating a second seal to provide additional protection against leakage. This dual seal function helps to ensure that the product stays securely contained inside the bottle, even when it is being transported or stored!