5-Pack Wide-Mouth Mason Jar Culture Lids with PTFE Filters and Ports

5-Pack Wide-Mouth Mason Jar Culture Lids with PTFE Filters and Ports

• Tight and leak-proof seal: The liquid culture lid is equipped with a silicone gasket to ensure the jar remains airtight and reduces leakage. This is important to maintain optimal growing conditions for mushrooms.
• Convenient Design: Specifically designed for wide mouth mason jars, perfectly fits jars with a width of 3.38 inches (8.6 cm). Please pay attention to the size of your bottle mouth before purchasing.
• Self-healing injection port: Each mushroom growing lids is equipped with 4 rubber injection ports, which are self-healing. These ports allow for multiple injections of liquid culture, essential for successful mushroom cultivation.
• Superior Air Filtration: The mushroom culture cap comes with a 0.22-micron filter that provides air filtration to help promote healthy mushroom growth.
• Package Includes: 5 pcs of mushroom grows lid for wide mouth mason jar, 5 pcs 0.22um PTFE Filters and 20 pcs self healing rubber stopper for replacement so that you can reuse the lid.