55PACK Mushroom Grow Bags, Large Extra Thick 6 Mil Spawn Bags , 8

Perfect thickness: Mushroom grow bags 6 mil with 0.2 Micron filter is ideal for any purpose. The large size: 20 x 8 x 5 inches allows for growing mushrooms easily. Provide a healthy environment for the growth of mushrooms. High quality material: Mushroom spawn bags made of polypropylene material, create the passage of air but not contaminants. The breathable mushroom bags provide gas exchange, but exclude water vapor. High temperature resistant: Mushroom growing bags resist up to 399°F (126°C). You can put them in a pressure cooker, steam sterilizer or autoclave (They should be covered with a layer of aluminium foil before sterilize). The mushroom bag won’t be melted or stick to one another. Great design and durable: After filling the mushroom growing bags, they will stand up sturdily and have a strong bottom seal. Withstanding a maximum weight of 5lbs, the bottom is durable when being used. Reusable mushroom grow bags: The bags come with injection ports that are reusable. You can seal them with an impulse sealer, taped or tied shut at the ends. These bags are an economical choice to grow mushrooms.