Genuine VacMaster 30721 (6 Inch by 10 Inch) and 30723 (8 Inch by 12 Inch) 3-Mil Chamber Vacuum Pouches, 2000 Pouches! Includes: 2000 Bags; 1000- 6" x 10" and 1000- 8" x 12" Heavy-duty 3 mil thick, Nylon/Poly material Keeps food fresh up to 5x longer Can be frozen, refrigerated, microwaved, boiled and cooked sous vide BPA-Free and FDA approved; compatible with chamber vacuum sealers