1.Polypropylene material .

2.Different Size(width,length and gusset).

3.Widely used by mushroom growers throughout the world

4.These bags are gusseted on both sides, allowing them to hold more material.

5.Quotation Base on material, size ,thickness, quantity.

Our bag has common bag and breathable filter bag, PP bag and PE bag. 
For the breathable Filter Bags,regular size as below show:
1)100*80*350mm, thickness 0.06mm 2)130*120*500mm,thickness 0.06mm
3)200*120*500mm,thickness 0.06mm 4)200*120*650mm,thickness 0.06mm
5)250*140*500mm,thickness 0.08mm 6)250*140*650mm,thickness 0.08mm
The Normal Filter size is 0.2 and 0.5 micron
For the common bags(works with ring and caps),regular size as:
For the PE no filter bag size:22*48cm,24*50cm,15*55cm.(filter cap has 5.0cm and 6.0 cm)
For the PP no filter bag size:15*35cm,17*35cm,17*33cm,18*35cm.(filter cap has 3.2cm and 3.8 cm)
Our bag is made of Polypropylene and can sterilize with 121c temperature.