50Pcs 320x650x0.06mm PVC Mushroom Grow Bag Substrate High temp Pre Sealable

Specification Model 994798Color TransparentMaterial PolypropyleneSize 320650mm Approx 1326 Thickness 0 06mmAir vent window size 5555mmAir vent window aperture 0 2um Features 1 Suitable for mushrooms fungus grains 2 Square gusset bags can help increase the amount of mushrooms 3 Using these bags for running spawn and the mycelial fermentation cycle can be shortened 4 Air vent window design saves a lot of labor you do not require drilling and oxygenation And it can isolate bacteria via nanotechnology 5 Polypropylene high temperature resistance Package Included 50 x Mushroom Grow Bag