Polyester glove core refers to the inner filling of the glove, usually made of polyester fiber. Polyester is a synthetic fiber with wear resistance, high temperature resistance, corrosion resistance and other properties, so it is suitable for use as a filling material for gloves. Polyester glove core can provide a certain degree of warmth and comfort, but also has good moisture absorption and air permeability, can effectively absorb the sweat of the hand, keep the hand dry. In addition, the polyester glove core also has good elasticity and durability, which can withstand long-term use and friction, extending the service life of the glove.