FAQ

What Is the Difference Between Roll Stock and Preformed Bags?

Roll stock is film that works with equipment and line requirements. Preformed bags are already made to size and ready for filling.

Published July 5, 2026 Updated July 5, 2026

Roll stock usually belongs in a machine or production-line conversation because the film has to perform correctly during forming, sealing, or lidding. Preformed bags are already made to a specific format and often fit hand packing or simpler workflow needs.