37 micron polyester filter bag 

Material :FDA commercial nylon/polyester mesh
Type: mesh filter bag, tea bag filter 
Weave Style: Plain Weave
Mesh opening: 25-500 micron or customized
Monofilament Style: Yes 

Size: 1.5"x2.5", 2.5" x 3.5", 2.5"x4", 4"x6" or customized
Shapes: square shape

Usage: liquid filter, dust filter, oil filter, tea filter,extraction cannabis hash,concentrate rosin press .

Feature:Recyclable

Edge: welded or sew edge

Rosin Tea Bag Screens are specifically designed for pressing solvent-less oil using heat and pressure (Rosin technique). All bags are turned inside out to ensure minimal lose of oil to the seams. Use the open side of bag to insert flower or hash. Each pocket will hold 5-8 grams of flower or about 15-20 grams of hash

Packaging
1.Inner paper tube to reduce the pressure during transport.
2.Waterproof paper and plastic film to resist damp.
3.Woven bag and wooden case.
Your customized package is also available.