These are essential to growing our own mushrooms!
If you work with petri dish's on a regular basis, then you know how important it is to have a good seal.
That's why we are happy to offer these pre cut Para film strips.
With these strips, you can easily and quickly seal up to 20 dish's of 60mm diameter. Plus, the 4 inch x 1 inch size (100mm x 25mm) is perfect for any size petri dish.
So no matter what you're working on, you can be sure that your dish's are securely sealed.