All bagged containers made of flannel materials are called flannel bags. Like non-woven bags and canvas bags, flannel bags are also a kind of environmental protection bags. With the national ban on the use of plastic bags, the demand for flannel bags is increasing. And at this stage, we can see that a large number of enterprises make full use of the opportunity of plastic ban to distribute environmental protection bags and flannel bags to the general public. These flannel bags are printed with the name and publicity content of their own enterprises, which is quite popular with the public. The material of the velvet bag can be nylon native sheep down hair; Knitted bottom velveteen; Cotton bottom velveteen, double-sided velvet, plush, etc. This is only the most commonly used material, and other rarely used materials, such as: Zhu Li velvet, gemstone velvet, electronic velvet and suede, can be used as flannel bags. Velvet is suitable for various printing processes, such as screen printing, bronzing, silver stamping, rust prevention, thermal transfer and so on. It is also suitable for all kinds of work, such as driving in a straight line, sewing edges, reversing and so on. Can also be made into a bundle according to the product, with zipper, easy to carry and so on.