we supply heat seal filter paper, used for tea bag, coffee bag,etc. Good density and filtrability, competitive price. we supply heat seal filter paper, used for tea bag, coffee bag,etc.Width as:110mm, 105mm, 125mm, 490mm or based on request.GSM like: 16.5g,18g, 21g (main for teabag) 25g,28g(main for coffee bag), or by request. Tea bag filter paper