1.Material: 100% Food Grade Nylon Fine Mesh.
                                           2.Feature:Material: Zero blow-out.
                                           3.All Micron & Sizes Available.
                                           4.Pre-Flipped Inside-Out.
                                           5.Solvent & Boil Resistant.
                                           6.High-Pressure Resistance.
                                           7.Reusable.
                                           8.Mesh aperture, size, shape, packing can be customized.

The smaller 25 and 45 nylon micron Rosin Press Filter Bags are the most suited for squishing dry sift, bubble, dry ice, or other very fine material.
The 73 micron, 90 and 120 micron Rosin Press Filter Bags also have a specially designed seam used to keep fine particles out of your oil and prevent blowouts; they can be used for flower and lower grade types of hash. These are also the best choices for your flower and leftover trim.
The 160 and 190 micron Rosin Press Filter Bags can be used to squish out the absolute most from your flower or trim.
The 190, 220 and 240 micron Rosin Press Filter Bags are perfect for squishing out oils to be used for edibles, full spectrum oils for topicals and medicinal purposes.