superlock® containers combine an oxygen barrier on all surfaces with a membrane seal to ensure an almost nonexistent oxygen transmission rate. this provides an ambient shelf life of up to 24 months for a wide range of products including ready meals, sauces, soups, fruit desserts, nuts, vegetable spreads, dairy products and pickles. for manufacturers, the packs are suitable for both hot and cold filling, can be retorted for product pasteurisation or sterilisation, are stackable for efficient storage and offer low noise on the filling line.