... degree of wet Heatseal teabag filter paper 1. Excellent seal integrity 2. Excellent particle retention and infusion 3. Taste neutrality 4. High ... Weight: 16.5g/m2, 18g/m2 and 21g/m2, depend upon different materials to be packed.* Roll Width: 87mm, 97mm, 110mm, 115mm ... , 120mm, 125mm, 132mm, 140mm, 200mm, 240mm, 400mm and 480mm, can be changed ...