Ideal for mushroom planters and laboratory enthusiasts, these filters are easy to apply and integrate into your cultivation tools. Simply attach them to your grow bags or jar lids to create a breathable yet contamination-free environment. Their versatility makes them suitable for both professional labs and home-based cultivation projects. Features -Color:Multi -Material:Eptfe -Size:1.00X1.00X0.50cm/0.39X0.39X0.20in -Precision filtration technology: Monotubs Filters, utilizes advanced eptfe membranes to create a sterile environment, ensuring successful mushroom cultivation -Breathable micropores: Mushroom Filter Paper, assures optimal air exchange while effectively blocking contaminants, supporting healthy mushroom growth -Scalable cultivation solution: Filter Discs for Mushrooms, perfect for both small and large scale operations, accommodating diverse farming needs with ease -Bulk supply convenience: large quantity, providing ample resources for continuous cultivation cycles without frequent reordering -User-friendly design: Mushroom Filter Stickers, simplifies the cultivation workflow with easy to use filters, reducing labor and enhancing efficiency Package list: 2 x sheets of Cultivation Filter Stickers (150pcs/Sheet)