80 Pack Mushroom Grow Bags with Microporous Filter Patchs, 8"x5"x20" Large Extra Thick 3 Mil Mushroom Cultivation Spawn Bag Bulk, Durable Autoclavable Bags for Substrates Strong Tear Resistant - PACETAP

• Premium Material: Mushroom grow bags are made of high quality thick polypropylene, which is durable, strong, tear resistant, high temperature resistant and can withstand the high temperatures generated during the substrate treatment process Enough Space : Each mushroom growth bag measures 20 inches x 8 inches x 5 inches / 50 cm x 20 cm x 12 cm to ensure the mushrooms have enough room to grow. These large clear mushroom bags can hold 3 to 4.5 pounds of substrate, providing an ideal environment for mushrooms to grow, lay eggs, colonize, and bear fruit With Filter Patch: These mushroom seed bags come with a 0.2 micron breathable filter patch that effectively prevents impurities from entering the inside of the mushroom seed bag, but allows gas replacement, which is crucial for mushroom respiration and metabolism. The transparent design makes it easy to monitor the growth process of the mushroom, enabling rapid detection and resolution of impurity problems Wide Application: These mushroom planting bags are mainly used for inoculation of cloned oyster mushrooms, bamboo fungus, ganoderma lucidum and so on. Perfect for school projects, indoor gardening, greenhouses, farms, and family hobbies, and even professional mushroom growers Value Pack: You will receive 80 mushroom growing bags, which is enough for your daily growing and research