🌱 Cultivate Your Fungi Fantasy! Ideal for various mushroom species and substrates, from wood chips to bamboo fungus. 0.2 micron filter patch ensures perfect airflow while keeping contaminants out. Unlock the secrets of mushroom cultivation with our premium bags! Crafted from 2.5 mil polypropylene for durability and reliability. Easily sterilize for a worry-free growing experience. Mushroom Growth Moisture Control Sealable Design The SUCOHANS Mushroom Grow Bags are designed for serious mushroom cultivators, featuring a heavy-duty 2.5 mil polypropylene construction, a 0.2 micron filter for optimal gas exchange, and a sealable design. Measuring 5" x 5" x 19", these bags are autoclavable and perfect for growing a variety of mushrooms, ensuring a sterile and efficient growing environment.