Its opening is easy to sealed. You need to use nylon sealing machine(not included) to seal it, the tea leaves, herbs or spices will be blocked in the bag thus wont scatter anywhere in your cup or soup pot.
It is heat-resistant and rub resistant, having properties of high performance, fine workmanship, practical and durable.
Great for holding tea leaves, all herbs, spices or bouquet garni in making home tea, stews, marinades, soups and casseroles etc.
Easy and convenient to be put in or taken off from the tea cup with drawstring.
Made from 100% food grade premium nylon material, It doesnt included any toxic chemicals or bleaching material, very safe and healthy to use.
Ponacat Nylon Empty Tea Infuser Herb Spice Filter Strainer Bags with String Household 100Pcs Pack B087N2WH2L