Type: heat seal, non-heat seal Use: Tea bag, coffee bag, herbal bag, spice bag, ... , 114mm, 125mm... we supply filter paper both heat seal and non-heat seal, good density, competitive price.Type: heat seal, non-heat sealUse: Tea bag, coffee ... , 160mm, 180mmSpec.: 12.5g, 16.5g, 18g, 21g, 23g, etc. Teabag filter paper