20 - 1 Gallon Mylar Pro Bags (10x16 Inch) Extreme 5.25 Mil Zip Lock + 20 - 300cc Oxygen Absorbers Combo Pack - Long Term Food Storage Supplies for Your Emergency, Disaster, and Survival Preparedness TWENTY (20) 1 Gallon 1016 Inch Mylar Pro Extreme Zip Lock Bags Factory Sealed package of TWENTY (20) high efficient 300cc Oxygen Absorbers to keep your food optimally fresh much longer.