This product is a special double sleeve ring for edible fungi. It is composed of a bell mouth and a cotton free cover. It is easy to use. The cover can be used in high temperature and high pressure, and can withstand 126 ℃ -130 ℃. The bag mouth sealer is a set composed of a ring and a cover. The cover is provided with a sponge to facilitate the growth and ventilation of mycelium. It can be used to seal the mouth of plastic cultivation bags or bacteria bags. When making bacteria, there is no cotton plug, which is convenient to use and saves labor.
Size:as photos show
Package includes:20pcs/set