Mylar bags are a versatile and cost-effective option for food storage, providing a barrier against moisture, light, and air that can cause food to spoil. Wallaby is a popular choice to find long-term food storage solutions. It has a wide range of mylar bags for your every need. To use Wallaby’s 5 gallon mylar bags for food storage, start by thoroughly cleaning and drying the food. If there is any moisture present, it can cause the food to spoil more quickly. Then, place the food inside the bag and press out as much air as possible before sealing it.