50Pcs Mushroom Grow Bag Fill With Spawn Media Grow High Temp Sealable 4 Sizes

Specification: Color: Transparent Material: High temperature resistant polypropylene Thickness: 0.06mm Size: #1 - 18*35CM/7.1*13.8" #2 - 25*50CM/9.8*19.7" #3 - 32*50CM/12.6*19.7" #4 - 39*65CM/15.4*25.6" Features: >> Suitable for mushrooms, fungus, grains. >> Square gusset bags can help increase the amount of mushrooms. >> Using these bags for running spawn, and the mycelial fermentation cycle can be shortened. >> Air vent window design saves a lot of labor, you do not require drilling and oxygenation. And it can isolate bacteria via nanotechnology. >> Polypropylene, high temperature resistance. Package Included: 50 Mushroom Grow Bag