About This CONVENIENT SELF HEALING INJECTION PORT: Simply add your mycelium directly into our mushroom grow bags without having to open & close them and risk your precious substrate. The port immediately self heals, so your inoculated mycelium is safe. AUTOCLAVABLE, DURABLE, AND TEAR RESISTANT: These bags will remain flexible and pliable even after autoclaving. Unlike bags made in other countries, our mushroom grow bags are made in the United States and are the highest quality available. They are made from thick 3mm premium quality polypropylene which will not tear during your cultivation work. 0.2 MICRON PATCH: Each bag has a premium quality 0.2 micron patch that will allow your growing mycelium spawn to breathe which will help it grow better. MAKE YOUR OWN MUSHROOM SUBSTRATE BAGS: These bags are 5″ X 4″ X 18″ and hold 3 to 5lbs of substrate. Instead of purchasing pre-made substrate bags, save some money and have fun making your own. Simple, step by step instructions for substrate preparation are included. HIGHEST QUALITY AVAILABLE: You will get perfect results every time with our bags. Notably, if you are not satisfied for any reason whatsoever, simply contact us and we will refund you no questions asked. Overview Material : Polypropylene (PP) Color : Transparent Special Feature : Autoclavable Style : Casual Planter Form : Bag
