Keep game and fish fresh up to 5 times Longer with FoodSaver GameSaver 8 Inch x 20 Foot Rolls. FoodSaver GameSaver Heat-Seal Rolls are made of heavy-duty, multi-ply material and are proven to prevent freezer burn better than freezer bags. Bag rolls contain specially designed channels that block oxygen and moisture to maximize air removal. FoodSaver GameSaver Rolls give you great flexibility. Create custom-sized bags - simply cut a piece to your desired length, seal one end, fill and then vacuum seal. For use with all FoodSaver GameSaver vacuum sealing systems to package and preserve game or fish out in the field. Fielded fresh. Sealed fresh.