There are several kinds of PU leather, and there are also several kinds of fluff at the bottom. 

1.Double-sided fleece cloth, cloth thickness 0.55. Leather, drawn diagonally from warp to weft, will get lines.

2. Imitation cotton, fabric thickness 0.65. Half of it is used for shoes and some is used for handbags and satchels. 

3. Matte velvet, fabric thickness 0.65. Some are also called warp knitted elastic fabrics locally. Usually there are shoes for bags. 

4. Double-sided raised, with matte fleece, cloth thickness 0.7 or 0.8. Leather, used as satchels and handbags.

The quotations of large rolls of composite gauze are generally bought by ton, such as double-sided fleece and matte velvet.

Nonwovens are used for shoe leather. Because there is a process in the production process called invasion. The velvet on the opposite side will be taut, so there will be no velvet, even if there are only a few fibers.

PU is polyurethane, and PU skin is the skin of polyurethane. Now clothing manufacturers widely use large rolls of composite gauze to produce clothing, commonly known as imitation leather clothing. Artificial leather made of resin and non-woven fabrics is called PU synthetic leather (referred to as synthetic leather).