Elastic random fabric is a blend of cotton and polyester, and there are more polyester components after twisting. The fabric must not have spandex, usually a blended fabric of cotton and polyester. Polyester has many components and its surface is similar to hemp yarn. In contrast, the cost of polyester is relatively low, and the most remarkable feature of spandex is elasticity. Just try to see if it is elastic.
Woven elastic velvet fabric is a kind of chiffon fabric, and chiffon is a kind of real silk fabric interwoven by strongly twisted crepe warp and crepe weft. According to different raw materials, it can be divided into silk georgette, rayon georgette, polyester georgette and interwoven georgette. If the weft yarn adopts only one twist direction, the woven georgette is called cis-fiber georgette, and the cis-fiber georgette presents irregular folds in the warp direction. On the surface, tangled elastic velvet is elastic.