TonGass 60-Pack Autoclavable Mushroom Grow Bags Bulk with Microporous Filter Patchs - Large 6"x5"x20" Extra Thick 80 Micron (=3 Mil)| Mushroom Cultivation Spawn Supply Myco Bag Bulk Substrate Bags

• AUTOCLAVABLE MUSHROOM GROWING BAGS - Made from polyethylene (PE) plastic, these bags are designed to withstand high temperatures that come with the substrate sterilization process. 6" X 5" X 20" CLEAR MUSHROOM SPAWN BAGS - These myco bags provide more than enough room for growing, spawning, and fruiting mushrooms. Even at this height, these side-gusseted bags can stand upright and hold the weight of their contents. DURABLE, STRONG, AND TEAR-RESISTANT MUSHROOM FRUITING BAGS - The bags are 80 micron (=3 Mil) thick (one side). This thickness, coupled with high-quality materials, make these mushroom grow bags stronger, more durable, and more tear-resistant than average grow bags of the same size and design. They can withstand heat and a considerable amount of swelling. EFFECTIVE AND EFFICIENT CONTAMINANT FILTERING WITH 0.2 MICRON FILTER PATCHES - Allow the efficient exchange and passage of gas without letting contaminants in. The very fine filter patches provide optimum filtering action without sacrificing breathability. And in the rare event of contamination, the clear bags will prove advantageous. It will be easy to spot contamination and monitor substrate moisture levels. GET MORE WITH OUR SUPER-VALUE PACK - For the same price, you can get 10 more packs! These 60-pack Autoclavable Mushroom Growing Bags will allow you to grow or spawn mushrooms like a true pro. Thicker, more durable, and most importantly, more affordable!