Knitted cotton is a kind of fabric formed by bending yarns into loops and threading them together with knitting needles. Generally, it has good elasticity, hygroscopicity, breathability, comfort and warmth retention, and is the most widely used fabric for children's wear. Knitted cotton fabrics are made of yarns that are bent into loops and nested with each other. The loops are elastic up and down, left and right, so they are elastic, comfortable and convenient to wear, and suitable for stretching and bending during human movement. Advantages of knitted cotton: 1, thin texture, light weight, very light to wear on the body, and statistics show that more people buy knitted cotton in southern cities, which is caused by this feature. 2. Good water absorption and air permeability. It is a good material for making T-shirts. Because the yarns are connected in series, an air belt is formed inside the clothes, which is mainly based on adsorption performance. 3, good elasticity, that is, good elasticity, large space for fabric expansion, in line with human sports needs, more comfortable. Not easy to shrink, unlike pure cotton, it is easy to wrinkle and shrink. 4. The clothes made of knitted cotton also have the characteristics of quick washing and easy drying. When cleaning, it needs to be placed in a well-ventilated place, and the clothes will soon dry.