Frankfurter sausage casings.

OSG — are used in the production of cooked, cooked-smoked, production sausages for frying on pan, grill and barbecue, semi-smoked sausages.
Alpha — are used in the production of cooked, cooked-smoked, production sausages for frying on pan, grill and barbecue, semi-smoked sausages.
Alpha-F — is used in the production sausages for frying on pan, grill and barbecue.