Generally, the raw materials of the fabric used on the computer bag are mostly nylon and polyester. Occasionally, there are two kinds of materials mixed together. Nylon and polyester (also called polyethylene) are both materials. It's extracted from the oil which is better than polyester, and certainly more expensive. In terms of performance. Nylon is softer.
Polyester, also known as ‘Yeliang’, is a polyester slice made of N polymerized with stearic acid and oxalic acid, which is stretched by melt spinning to form poy. Polyester yarn formed by the process of adding bombs and the like. The most prominent feature is good shape retention. Wearing polyester clothes is crisp and wrinkle-free. Looks special spirit, bodybuilding. After washing, he does not need to iron, and it is flat as usual. Polyester is widely used, and polyester is usually used with wool and cotton. The yarn is blended, and all kinds of polyester cotton, polyester wool, polyester yarn and polyester-viscous fabrics and garments on the market are products.