[Fits 2.5" Air Holes – No Cutting Needed]: Sized at 2.5 inches to match most common air exchange ports in monotub mushroom grow kits. Easy to apply without trimming.
[3MM Thick and Air-Permeable Design]: Thicker structure supports smooth air movement while helping block dust and debris. Ideal for maintaining a balanced growing environment
[Strong Adhesive Backing for Stable Use]: Securely attaches to monotub surfaces with a peel-and-stick adhesive that stays in place under normal indoor conditions
[Reusable for Multiple Cycles]:Durable material allows for multiple uses, reducing replacement frequency and offering long-term value
[Great for Mushroom Grow Kits and Small Cultivation Setups]: Suitable for use with monotub kits, home setups, or personal cultivation boxes. A useful item for hobby or small-scale projects