Weston Vacuum Sealer Bags. 
100, 8 in x 12 in Quart Bags.
BPA Free.
Use to marinate foods in minutes
Simmer or microwave food right in the bag
2 ply, 3.0 mil thick. 
Can be used in most leading brand vacuum sealers
Heavy-duty bags with air-removal channels for maximum freshness
Made from FDA listed food safe materials
Great for food and non-food uses like preserving collectibles, valuable documents, silver or electronic items!