4X 8" total 100 feet. Food Vacuum Sealer Roll,Food vacuum sealer bags. Commercial grade. Make your own size bags. Compatible with food saver and all champ style sealer meal bags. Gift,free marker pen. Varietyl Food Vacuum Sealer Rolls are FDA Approved and BPA free. As per customers request we made pack of 4 rolls in a box each 25 feet long roll(total 100 feet long) to fit inside the machine. Commercial grade,3.5 mil-4 mil thickness, ultra-durable material PA/PE and textured on one side. Keeps Food hygienic,fresh and delicious. Boilable - Perfect for Sous Vide cooking!. Safe to freeze, microwave and stick in the fridge. Always keep your food fresh and seals in flavour. Can be used for collectables, valuable documents, silver, electronics, medicine and etc. Eliminates freezer burn and dehydration. Dishwasher safe, reusable and create the bag length you desire. Compatible with all champ style vacuum sealer machines. White writing strips for easy dates and labelling. Also the measurement guide along the edges to help in cutting of the proper length. 100% SATISFACTION GUARANTEE - NO hassle returns and replacements.