How to identify wool and synthetic textiles

The surface of the pure wool fabric variety is flat, uniform in color, soft to the touch, soft and elastic in luster. When tightened and relaxed by hand, the fabric is crease-free and naturally returns to its original shape. In the chemical fiber and wool blended fabrics, the velvet blended with viscose artificial wool and wool is generally darker, and the thin fabric looks like cotton, the feel is soft but not crisp, and there are obvious creases after tightening and relaxing; wool and polyester blended fabrics, the fabric texture is clear, the color is brighter, because the polyester feels smooth and refreshing, the elasticity is good, and it is relaxed after being tightened by hand, without creases, but there is a feeling of hard board; the blended fabrics of wool and fat fiber have a flat structure, have a certain elasticity, and the fabric has a strong sense of wool shape; the appearance of wool and nylon blends is poor, shiny, and the feel is stiff but not soft, and it is easy to crease.